@prefix : <https://w3id.org/pmd/co/> .
@prefix co: <https://w3id.org/pmd/co/> .
@prefix obo: <http://purl.obolibrary.org/obo/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix xml: <http://www.w3.org/XML/1998/namespace> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix swrl: <http://www.w3.org/2003/11/swrl#> .
@prefix swrlb: <http://www.w3.org/2003/11/swrlb#> .
@base <https://w3id.org/pmd/co/> .

<https://w3id.org/pmd/co/> rdf:type owl:Ontology ;
                            owl:versionIRI <https://w3id.org/pmd/co/3.0.0-rc1> ;
                            <http://purl.org/dc/terms/bibliographicCitation> "PMDco: Platform Material Digital Ontology. Version 3.0.0-rc1, https://w3id.org/pmd/co/" ;
                            <http://purl.org/dc/terms/created> "2025-11-25" ;
                            owl:priorVersion <https://w3id.org/pmd/co/3.0.0-alpha4> ;
                            owl:versionInfo "3.0.0-rc1" .

#################################################################
#    Annotation properties
#################################################################

###  http://purl.obolibrary.org/obo/IAO_0000112
obo:IAO_0000112 rdf:type owl:AnnotationProperty .


###  http://purl.obolibrary.org/obo/IAO_0000115
obo:IAO_0000115 rdf:type owl:AnnotationProperty .


###  http://purl.obolibrary.org/obo/IAO_0000116
obo:IAO_0000116 rdf:type owl:AnnotationProperty .


###  http://purl.obolibrary.org/obo/IAO_0000119
obo:IAO_0000119 rdf:type owl:AnnotationProperty .


###  http://purl.org/dc/terms/bibliographicCitation
<http://purl.org/dc/terms/bibliographicCitation> rdf:type owl:AnnotationProperty .


###  http://purl.org/dc/terms/created
<http://purl.org/dc/terms/created> rdf:type owl:AnnotationProperty .


###  http://www.w3.org/2004/02/skos/core#altLabel
skos:altLabel rdf:type owl:AnnotationProperty .


###  http://www.w3.org/2004/02/skos/core#definition
skos:definition rdf:type owl:AnnotationProperty .


###  http://www.w3.org/2004/02/skos/core#example
skos:example rdf:type owl:AnnotationProperty .


###  https://w3id.org/pmd/co/PMD_0000060
co:PMD_0000060 rdf:type owl:AnnotationProperty .


###  https://w3id.org/pmd/co/PMD_0001032
co:PMD_0001032 rdf:type owl:AnnotationProperty .


###  https://w3id.org/pmd/co/PMD_0050117
co:PMD_0050117 rdf:type owl:AnnotationProperty .


#################################################################
#    Object Properties
#################################################################

###  http://purl.obolibrary.org/obo/BFO_0000050
obo:BFO_0000050 rdf:type owl:ObjectProperty ;
                owl:inverseOf obo:BFO_0000051 ;
                rdf:type owl:TransitiveProperty ;
                obo:IAO_0000112 "my brain is part of my body (continuant parthood, two material entities)"@en ,
                                "my stomach cavity is part of my stomach (continuant parthood, immaterial entity is part of material entity)"@en ,
                                "this day is part of this year (occurrent parthood)"@en ;
                obo:IAO_0000115 "a core relation that holds between a part and its whole"@en ;
                obo:IAO_0000116 "Everything is part of itself. Any part of any part of a thing is itself part of that thing. Two distinct things cannot be part of each other."@en ,
                                "Occurrents are not subject to change and so parthood between occurrents holds for all the times that the part exists. Many continuants are subject to change, so parthood between continuants will only hold at certain times, but this is difficult to specify in OWL. See http://purl.obolibrary.org/obo/ro/docs/temporal-semantics/"@en ,
                                """Parthood requires the part and the whole to have compatible classes: only an occurrent can be part of an occurrent; only a process can be part of a process; only a continuant can be part of a continuant; only an independent continuant can be part of an independent continuant; only an immaterial entity can be part of an immaterial entity; only a specifically dependent continuant can be part of a specifically dependent continuant; only a generically dependent continuant can be part of a generically dependent continuant. (This list is not exhaustive.)

A continuant cannot be part of an occurrent: use 'participates in'. An occurrent cannot be part of a continuant: use 'has participant'. A material entity cannot be part of an immaterial entity: use 'has location'. A specifically dependent continuant cannot be part of an independent continuant: use 'inheres in'. An independent continuant cannot be part of a specifically dependent continuant: use 'bearer of'."""@en ;
                rdfs:label "part of"@en .


###  http://purl.obolibrary.org/obo/BFO_0000051
obo:BFO_0000051 rdf:type owl:ObjectProperty ;
                rdfs:subPropertyOf obo:BFO_0000051 ;
                rdf:type owl:TransitiveProperty ;
                obo:IAO_0000112 "my body has part my brain (continuant parthood, two material entities)"@en ,
                                "my stomach has part my stomach cavity (continuant parthood, material entity has part immaterial entity)"@en ,
                                "this year has part this day (occurrent parthood)"@en ;
                obo:IAO_0000115 "a core relation that holds between a whole and its part"@en ;
                obo:IAO_0000116 "Everything has itself as a part. Any part of any part of a thing is itself part of that thing. Two distinct things cannot have each other as a part."@en ,
                                "Occurrents are not subject to change and so parthood between occurrents holds for all the times that the part exists. Many continuants are subject to change, so parthood between continuants will only hold at certain times, but this is difficult to specify in OWL. See http://purl.obolibrary.org/obo/ro/docs/temporal-semantics/"@en ,
                                """Parthood requires the part and the whole to have compatible classes: only an occurrent have an occurrent as part; only a process can have a process as part; only a continuant can have a continuant as part; only an independent continuant can have an independent continuant as part; only a specifically dependent continuant can have a specifically dependent continuant as part; only a generically dependent continuant can have a generically dependent continuant as part. (This list is not exhaustive.)

A continuant cannot have an occurrent as part: use 'participates in'. An occurrent cannot have a continuant as part: use 'has participant'. An immaterial entity cannot have a material entity as part: use 'location of'. An independent continuant cannot have a specifically dependent continuant as part: use 'bearer of'. A specifically dependent continuant cannot have an independent continuant as part: use 'inheres in'."""@en ;
                rdfs:label "has part"@en .


###  http://purl.obolibrary.org/obo/BFO_0000054
obo:BFO_0000054 rdf:type owl:ObjectProperty ;
                owl:inverseOf obo:BFO_0000055 ;
                rdfs:domain obo:BFO_0000017 ;
                rdfs:range obo:BFO_0000015 ;
                rdfs:label "has realization"@en ;
                skos:definition "b has realization c =Def c realizes b"@en ;
                skos:example "As for realizes"@en .


###  http://purl.obolibrary.org/obo/BFO_0000055
obo:BFO_0000055 rdf:type owl:ObjectProperty ;
                rdfs:domain obo:BFO_0000015 ;
                rdfs:range obo:BFO_0000017 ;
                rdfs:label "realizes"@en ;
                skos:definition "(Elucidation) realizes is a relation between a process b and realizable entity c such that c inheres in some d & for all t, if b has participant d then c exists & the type instantiated by b is correlated with the type instantiated by c"@en ;
                skos:example "A balding process realizes a disposition to go bald; a studying process realizes a student role; a process of pumping blood realizes the pumping function of a heart"@en .


###  http://purl.obolibrary.org/obo/IAO_0000136
obo:IAO_0000136 rdf:type owl:ObjectProperty ;
                owl:inverseOf co:PMD_0000004 ;
                rdfs:domain obo:IAO_0000030 ;
                obo:IAO_0000112 "This document is about information artifacts and their representations"@en ;
                obo:IAO_0000115 "A (currently) primitive relation that relates an information artifact to an entity."@en ;
                obo:IAO_0000116 """7/6/2009 Alan Ruttenberg. Following discussion with Jonathan Rees, and introduction of \"mentions\" relation. Weaken the is_about relationship to be primitive. 

We will try to build it back up by elaborating the various subproperties that are more precisely defined.

Some currently missing phenomena that should be considered \"about\" are predications - \"The only person who knows the answer is sitting beside me\" , Allegory, Satire, and other literary forms that can be topical without explicitly mentioning the topic."""@en ;
                obo:IAO_0000119 "Smith, Ceusters, Ruttenberg, 2000 years of philosophy"@en ;
                rdfs:label "is about"@en .


###  http://purl.obolibrary.org/obo/IAO_0000219
obo:IAO_0000219 rdf:type owl:ObjectProperty ;
                rdfs:subPropertyOf obo:IAO_0000136 ;
                owl:inverseOf obo:IAO_0000235 ;
                rdfs:domain obo:IAO_0000030 ;
                rdfs:range obo:BFO_0000001 ;
                obo:IAO_0000112 "A person's name denotes the person. A variable name in a computer program denotes some piece of memory. Lexically equivalent strings can denote different things, for instance \"Alan\" can denote different people. In each case of use, there is a case of the denotation relation obtaining, between \"Alan\" and the person that is being named."@en ;
                obo:IAO_0000115 "A primitive, instance-level, relation obtaining between an information content entity and some portion of reality. Denotation is what happens when someone creates an information content entity E in order to specifically refer to something. The only relation between E and the thing is that E can be used to 'pick out' the thing. This relation connects those two together. Freedictionary.com sense 3: To signify directly; refer to specifically"@en ;
                obo:IAO_0000116 """2009-11-10 Alan Ruttenberg. Old definition said the following to emphasize the generic nature of this relation. We no longer have 'specifically denotes', which would have been primitive, so make this relation primitive.
g denotes r =def 
r is a portion of reality
there is some c that is a concretization of g 
every c that is a concretization of g specifically denotes r"""@en ;
                obo:IAO_0000119 "Conversations with Barry Smith, Werner Ceusters, Bjoern Peters, Michel Dumontier, Melanie Courtot, James Malone, Bill Hogan"@en ;
                rdfs:label "denotes"@en .


###  http://purl.obolibrary.org/obo/IAO_0000235
obo:IAO_0000235 rdf:type owl:ObjectProperty ;
                rdfs:domain obo:BFO_0000001 ;
                rdfs:range obo:IAO_0000030 ;
                obo:IAO_0000115 "inverse of the relation 'denotes'"@en ;
                rdfs:label "denoted by"@en .


###  http://purl.obolibrary.org/obo/OBI_0000293
obo:OBI_0000293 rdf:type owl:ObjectProperty ;
                rdfs:subPropertyOf obo:RO_0000057 ;
                owl:inverseOf obo:OBI_0000295 ;
                rdfs:domain obo:OBI_0000011 ;
                obo:IAO_0000112 "see is_input_of example_of_usage"@en ;
                obo:IAO_0000115 "The inverse property of is specified input of"@en ;
                obo:IAO_0000116 "8/17/09: specified inputs of one process are not necessarily specified inputs of a larger process that it is part of. This is in contrast to how 'has participant' works." ;
                rdfs:label "has specified input"@en .


###  http://purl.obolibrary.org/obo/OBI_0000295
obo:OBI_0000295 rdf:type owl:ObjectProperty ;
                rdfs:subPropertyOf obo:RO_0000056 ;
                rdfs:range obo:OBI_0000011 ;
                obo:IAO_0000112 "some Autologous EBV(Epstein-Barr virus)-transformed B-LCL (B lymphocyte cell line) is_input_for instance of Chromum Release Assay described at https://wiki.cbil.upenn.edu/obiwiki/index.php/Chromium_Release_assay"@en ;
                obo:IAO_0000115 "A relation between a planned process and a continuant participating in that process that is not created during  the process. The presence of the continuant during the process is explicitly specified in the plan specification which the process realizes the concretization of."@en ;
                rdfs:label "is specified input of"@en .


###  http://purl.obolibrary.org/obo/OBI_0000299
obo:OBI_0000299 rdf:type owl:ObjectProperty ;
                owl:equivalentProperty [ owl:inverseOf obo:OBI_0000312
                                       ] ;
                rdfs:subPropertyOf obo:RO_0000057 ;
                owl:inverseOf obo:OBI_0000312 ;
                rdfs:domain obo:OBI_0000011 ;
                obo:IAO_0000115 "The inverse property of is specified output of"@en ;
                rdfs:label "has specified output"@en .


###  http://purl.obolibrary.org/obo/OBI_0000312
obo:OBI_0000312 rdf:type owl:ObjectProperty ;
                rdfs:subPropertyOf obo:RO_0000056 ;
                rdfs:range obo:OBI_0000011 ;
                obo:IAO_0000115 "A relation between a planned process and a continuant participating in that process. The presence of the continuant at the end of the process is explicitly specified in the objective specification which the process realizes the concretization of."@en ;
                rdfs:label "is specified output of"@en .


###  http://purl.obolibrary.org/obo/OBI_0001927
obo:OBI_0001927 rdf:type owl:ObjectProperty ;
                rdfs:subPropertyOf obo:IAO_0000136 ;
                owl:inverseOf co:PMD_0000077 ;
                obo:IAO_0000115 "A relation between a value specification and an entity which the specification is about."@en ;
                rdfs:label "specifies value of" .


###  http://purl.obolibrary.org/obo/RO_0000052
obo:RO_0000052 rdf:type owl:ObjectProperty ;
               owl:inverseOf obo:RO_0000053 ;
               rdf:type owl:FunctionalProperty ;
               obo:IAO_0000112 "this fragility is a characteristic of this vase"@en ,
                               "this red color is a characteristic of this apple"@en ;
               obo:IAO_0000115 "a relation between a specifically dependent continuant (the characteristic) and any other entity (the bearer), in which the characteristic depends on the bearer for its existence."@en ;
               rdfs:label "characteristic of"@en .


###  http://purl.obolibrary.org/obo/RO_0000053
obo:RO_0000053 rdf:type owl:ObjectProperty ,
                        owl:InverseFunctionalProperty ;
               rdfs:range obo:BFO_0000020 ;
               obo:IAO_0000112 "this apple is bearer of this red color"@en ,
                               "this vase is bearer of this fragility"@en ;
               obo:IAO_0000115 "Inverse of characteristic_of"@en ;
               obo:IAO_0000116 "A bearer can have many dependents, and its dependents can exist for different periods of time, but none of its dependents can exist when the bearer does not exist."@en ;
               rdfs:label "has characteristic"@en .


###  http://purl.obolibrary.org/obo/RO_0000056
obo:RO_0000056 rdf:type owl:ObjectProperty ;
               owl:inverseOf obo:RO_0000057 ;
               rdfs:domain obo:BFO_0000002 ;
               rdfs:range obo:BFO_0000003 ;
               obo:IAO_0000112 "this blood clot participates in this blood coagulation"@en ,
                               "this input material (or this output material) participates in this process"@en ,
                               "this investigator participates in this investigation"@en ;
               obo:IAO_0000115 "a relation between a continuant and a process, in which the continuant is somehow involved in the process"@en ;
               rdfs:label "participates in"@en .


###  http://purl.obolibrary.org/obo/RO_0000057
obo:RO_0000057 rdf:type owl:ObjectProperty ;
               rdfs:domain obo:BFO_0000003 ;
               rdfs:range obo:BFO_0000002 ;
               owl:propertyChainAxiom ( obo:BFO_0000051
                                        obo:RO_0000057
                                      ) ;
               obo:IAO_0000112 "this blood coagulation has participant this blood clot"@en ,
                               "this investigation has participant this investigator"@en ,
                               "this process has participant this input material (or this output material)"@en ;
               obo:IAO_0000115 "a relation between a process and a continuant, in which the continuant is somehow involved in the process"@en ;
               obo:IAO_0000116 "Has_participant is a primitive instance-level relation between a process, a continuant, and a time at which the continuant participates in some way in the process. The relation obtains, for example, when this particular process of oxygen exchange across this particular alveolar membrane has_participant this particular sample of hemoglobin at this particular time."@en ;
               rdfs:label "has participant"@en .


###  http://purl.obolibrary.org/obo/RO_0000058
obo:RO_0000058 rdf:type owl:ObjectProperty ;
               owl:inverseOf obo:RO_0000059 ;
               rdfs:domain obo:BFO_0000031 ;
               rdfs:range [ rdf:type owl:Class ;
                            owl:unionOf ( obo:BFO_0000015
                                          obo:BFO_0000020
                                        )
                          ] ;
               obo:IAO_0000112 "A journal article is an information artifact that inheres in some number of printed journals. For each copy of the printed journal there is some quality that carries the journal article, such as a pattern of ink. The journal article (a generically dependent continuant) is concretized as the quality (a specifically dependent continuant), and both depend on that copy of the printed journal (an independent continuant)."@en ,
                               "An investigator reads a protocol and forms a plan to carry out an assay. The plan is a realizable entity (a specifically dependent continuant) that concretizes the protocol (a generically dependent continuant), and both depend on the investigator (an independent continuant). The plan is then realized by the assay (a process)."@en ;
               obo:IAO_0000115 "A relationship between a generically dependent continuant and a specifically dependent continuant or process, in which the generically dependent continuant depends on some independent continuant or process in virtue of the fact that the specifically dependent continuant or process also depends on that same independent continuant. A generically dependent continuant may be concretized as multiple specifically dependent continuants or processes."@en ;
               rdfs:label "is concretized as"@en .


###  http://purl.obolibrary.org/obo/RO_0000059
obo:RO_0000059 rdf:type owl:ObjectProperty ;
               rdfs:domain [ rdf:type owl:Class ;
                             owl:unionOf ( obo:BFO_0000015
                                           obo:BFO_0000020
                                         )
                           ] ;
               rdfs:range obo:BFO_0000031 ;
               obo:IAO_0000112 "A journal article is an information artifact that inheres in some number of printed journals. For each copy of the printed journal there is some quality that carries the journal article, such as a pattern of ink. The quality (a specifically dependent continuant) concretizes the journal article (a generically dependent continuant), and both depend on that copy of the printed journal (an independent continuant)."@en ,
                               "An investigator reads a protocol and forms a plan to carry out an assay. The plan is a realizable entity (a specifically dependent continuant) that concretizes the protocol (a generically dependent continuant), and both depend on the investigator (an independent continuant). The plan is then realized by the assay (a process)."@en ;
               obo:IAO_0000115 "A relationship between a specifically dependent continuant or process and a generically dependent continuant, in which the generically dependent continuant depends on some independent continuant in virtue of the fact that the specifically dependent continuant or process also depends on that same independent continuant. Multiple specifically dependent continuants or processes can concretize the same generically dependent continuant."@en ;
               rdfs:label "concretizes"@en .


###  http://purl.obolibrary.org/obo/RO_0000079
obo:RO_0000079 rdf:type owl:ObjectProperty ;
               rdfs:subPropertyOf obo:RO_0000052 ;
               owl:inverseOf obo:RO_0000085 ;
               rdfs:domain obo:BFO_0000034 ;
               obo:IAO_0000112 "this catalysis function is a function of this enzyme"@en ;
               obo:IAO_0000115 "a relation between a function and an independent continuant (the bearer), in which the function specifically depends on the bearer for its existence"@en ;
               obo:IAO_0000116 "A function inheres in its bearer at all times for which the function exists, however the function need not be realized at all the times that the function exists."@en ;
               rdfs:label "function of"@en .


###  http://purl.obolibrary.org/obo/RO_0000080
obo:RO_0000080 rdf:type owl:ObjectProperty ;
               rdfs:subPropertyOf obo:RO_0000052 ;
               owl:inverseOf obo:RO_0000086 ;
               rdfs:domain [ owl:intersectionOf ( obo:BFO_0000019
                                                  [ rdf:type owl:Class ;
                                                    owl:complementOf obo:BFO_0000145
                                                  ]
                                                ) ;
                             rdf:type owl:Class
                           ] ;
               obo:IAO_0000112 "this red color is a quality of this apple"@en ;
               obo:IAO_0000115 "a relation between a quality and an independent continuant (the bearer), in which the quality specifically depends on the bearer for its existence"@en ;
               obo:IAO_0000116 "A quality inheres in its bearer at all times for which the quality exists."@en ;
               rdfs:label "quality of"@en .


###  http://purl.obolibrary.org/obo/RO_0000081
obo:RO_0000081 rdf:type owl:ObjectProperty ;
               rdfs:subPropertyOf obo:RO_0000052 ;
               owl:inverseOf obo:RO_0000087 ;
               obo:IAO_0000112 "this investigator role is a role of this person"@en ;
               obo:IAO_0000115 "a relation between a role and an independent continuant (the bearer), in which the role specifically depends on the bearer for its existence"@en ;
               obo:IAO_0000116 "A role inheres in its bearer at all times for which the role exists, however the role need not be realized at all the times that the role exists."@en ;
               rdfs:label "role of"@en .


###  http://purl.obolibrary.org/obo/RO_0000085
obo:RO_0000085 rdf:type owl:ObjectProperty ;
               rdfs:subPropertyOf obo:RO_0000053 ;
               rdfs:domain obo:BFO_0000004 ;
               rdfs:range obo:BFO_0000034 ;
               obo:IAO_0000112 "this enzyme has function this catalysis function (more colloquially: this enzyme has this catalysis function)"@en ;
               obo:IAO_0000115 "a relation between an independent continuant (the bearer) and a function, in which the function specifically depends on the bearer for its existence"@en ;
               obo:IAO_0000116 "A bearer can have many functions, and its functions can exist for different periods of time, but none of its functions can exist when the bearer does not exist. A function need not be realized at all the times that the function exists."@en ;
               rdfs:label "has function"@en .


###  http://purl.obolibrary.org/obo/RO_0000086
obo:RO_0000086 rdf:type owl:ObjectProperty ;
               rdfs:subPropertyOf obo:RO_0000053 ;
               rdfs:range obo:BFO_0000019 ;
               obo:IAO_0000112 "this apple has quality this red color"@en ;
               obo:IAO_0000115 "a relation between an independent continuant (the bearer) and a quality, in which the quality specifically depends on the bearer for its existence"@en ;
               obo:IAO_0000116 "A bearer can have many qualities, and its qualities can exist for different periods of time, but none of its qualities can exist when the bearer does not exist."@en ;
               rdfs:label "has quality"@en .


###  http://purl.obolibrary.org/obo/RO_0000087
obo:RO_0000087 rdf:type owl:ObjectProperty ;
               rdfs:subPropertyOf obo:RO_0000053 ;
               rdfs:domain obo:BFO_0000004 ;
               rdfs:range obo:BFO_0000023 ;
               obo:IAO_0000112 "this person has role this investigator role (more colloquially: this person has this role of investigator)"@en ;
               obo:IAO_0000115 "a relation between an independent continuant (the bearer) and a role, in which the role specifically depends on the bearer for its existence"@en ;
               obo:IAO_0000116 "A bearer can have many roles, and its roles can exist for different periods of time, but none of its roles can exist when the bearer does not exist. A role need not be realized at all the times that the role exists."@en ;
               rdfs:label "has role"@en .


###  http://purl.obolibrary.org/obo/RO_0000091
obo:RO_0000091 rdf:type owl:ObjectProperty ;
               rdfs:subPropertyOf obo:RO_0000053 ;
               owl:inverseOf obo:RO_0000092 ;
               rdfs:domain obo:BFO_0000004 ;
               rdfs:range obo:BFO_0000016 ;
               obo:IAO_0000115 "a relation between an independent continuant (the bearer) and a disposition, in which the disposition specifically depends on the bearer for its existence"@en ;
               rdfs:label "has disposition"@en .


###  http://purl.obolibrary.org/obo/RO_0000092
obo:RO_0000092 rdf:type owl:ObjectProperty ;
               rdfs:subPropertyOf obo:RO_0000052 ;
               obo:IAO_0000115 "inverse of has disposition" ;
               rdfs:label "disposition of"@en .


###  http://purl.obolibrary.org/obo/STATO_0000102
obo:STATO_0000102 rdf:type owl:ObjectProperty ;
                  owl:propertyChainAxiom ( obo:BFO_0000055
                                           obo:RO_0000059
                                         ) ;
                  obo:IAO_0000115 "relationship between a planned process and the plan specification that it carries out; it is defined as equivalent to the composed relationship (realizes o concretizes)"@en ;
                  obo:IAO_0000119 "AGB" ;
                  rdfs:label "executes" .


###  https://w3id.org/pmd/co/PMD_0000004
co:PMD_0000004 rdf:type owl:ObjectProperty ;
               rdfs:label "is subject of"@en ;
               skos:definition "Inverse of 'is about'."@en .


###  https://w3id.org/pmd/co/PMD_0000077
co:PMD_0000077 rdf:type owl:ObjectProperty ;
               rdfs:subPropertyOf co:PMD_0000004 ;
               rdfs:label "specified by value"@en ;
               skos:definition "A relation between an entity and a value specification which is about this entity."@en .


###  https://w3id.org/pmd/co/PMD_0001028
co:PMD_0001028 rdf:type owl:ObjectProperty ;
               owl:inverseOf co:PMD_0001029 ;
               rdfs:label "in response to"@en ;
               skos:definition "inverse of responds with"@en .


###  https://w3id.org/pmd/co/PMD_0001029
co:PMD_0001029 rdf:type owl:ObjectProperty ;
               rdfs:subPropertyOf owl:topObjectProperty ;
               rdfs:domain obo:BFO_0000017 ;
               rdfs:range co:PMD_0000915 ;
               rdfs:label "responds with"@en ;
               skos:definition "The realizable entity must be \"stimulated\" by some Stimulus in order to respond with the Response. The bearer of the realizable entity must participate in Stimulation as well as in Response." .


###  https://w3id.org/pmd/co/PMD_0001030
co:PMD_0001030 rdf:type owl:ObjectProperty ;
               rdfs:subPropertyOf obo:BFO_0000054 ;
               rdfs:range co:PMD_0000950 ;
               rdfs:label "stimulated by"@en ;
               skos:definition "inverse of stimulates"@en .


#################################################################
#    Classes
#################################################################

###  http://purl.obolibrary.org/obo/BFO_0000001
obo:BFO_0000001 rdf:type owl:Class ;
                rdfs:label "entity"@en ;
                skos:definition "(Elucidation) An entity is anything that exists or has existed or will exist"@en ;
                skos:example "Julius Caesar; the Second World War; your body mass index; Verdi's Requiem"@en .


###  http://purl.obolibrary.org/obo/BFO_0000002
obo:BFO_0000002 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000001 ,
                                [ rdf:type owl:Restriction ;
                                  owl:onProperty obo:BFO_0000050 ;
                                  owl:allValuesFrom obo:BFO_0000002
                                ] ;
                owl:disjointWith obo:BFO_0000003 ,
                                 [ rdf:type owl:Restriction ;
                                   owl:onProperty obo:BFO_0000050 ;
                                   owl:someValuesFrom obo:BFO_0000003
                                 ] ;
                rdfs:label "continuant"@en ;
                skos:definition "(Elucidation) A continuant is an entity that persists, endures, or continues to exist through time while maintaining its identity"@en ;
                skos:example "A human being; a tennis ball; a cave; a region of space; someone's temperature"@en .


###  http://purl.obolibrary.org/obo/BFO_0000003
obo:BFO_0000003 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000001 ,
                                [ rdf:type owl:Restriction ;
                                  owl:onProperty obo:BFO_0000050 ;
                                  owl:allValuesFrom obo:BFO_0000003
                                ] ;
                owl:disjointWith [ rdf:type owl:Restriction ;
                                   owl:onProperty obo:BFO_0000050 ;
                                   owl:someValuesFrom obo:BFO_0000002
                                 ] ;
                rdfs:label "occurrent"@en ;
                skos:definition "(Elucidation) An occurrent is an entity that unfolds itself in time or it is the start or end of such an entity or it is a temporal or spatiotemporal region"@en ;
                skos:example "As for process, history, process boundary, spatiotemporal region, zero-dimensional temporal region, one-dimensional temporal region, temporal interval, temporal instant."@en .


###  http://purl.obolibrary.org/obo/BFO_0000004
obo:BFO_0000004 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000002 ,
                                [ rdf:type owl:Restriction ;
                                  owl:onProperty obo:BFO_0000050 ;
                                  owl:allValuesFrom obo:BFO_0000004
                                ] ;
                owl:disjointWith obo:BFO_0000020 ,
                                 obo:BFO_0000031 ;
                rdfs:label "independent continuant"@en ;
                skos:definition "b is an independent continuant =Def b is a continuant & there is no c such that b specifically depends on c or b generically depends on c"@en ;
                skos:example "An atom; a molecule; an organism; a heart; a chair; the bottom right portion of a human torso; a leg; the interior of your mouth; a spatial region; an orchestra"@en .


###  http://purl.obolibrary.org/obo/BFO_0000015
obo:BFO_0000015 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000003 ;
                rdfs:label "process"@en ;
                skos:definition "(Elucidation) p is a process means p is an occurrent that has some temporal proper part and for some time t, p has some material entity as participant"@en ;
                skos:example "An act of selling; the life of an organism; a process of sleeping; a process of cell-division; a beating of the heart; a process of meiosis; the taxiing of an aircraft; the programming of a computer"@en .


###  http://purl.obolibrary.org/obo/BFO_0000016
obo:BFO_0000016 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000017 ;
                owl:disjointWith obo:BFO_0000023 ;
                rdfs:label "disposition"@en ;
                skos:definition "(Elucidation) A disposition b is a realizable entity such that if b ceases to exist then its bearer is physically changed & b's realization occurs when and because this bearer is in some special physical circumstances & this realization occurs in virtue of the bearer's physical make-up"@en ;
                skos:example "An atom of element X has the disposition to decay to an atom of element Y; the cell wall is disposed to transport cellular material through endocytosis and exocytosis; certain people have a predisposition to colon cancer; children are innately disposed to categorize objects in certain ways"@en .


###  http://purl.obolibrary.org/obo/BFO_0000017
obo:BFO_0000017 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000020 ,
                                [ rdf:type owl:Restriction ;
                                  owl:onProperty obo:BFO_0000050 ;
                                  owl:allValuesFrom obo:BFO_0000017
                                ] ;
                owl:disjointWith obo:BFO_0000019 ;
                rdfs:label "realizable entity"@en ;
                skos:definition "(Elucidation) A realizable entity is a specifically dependent continuant that inheres in some independent continuant which is not a spatial region & which is of a type some instances of which are realized in processes of a correlated type"@en ;
                skos:example "The role of being a doctor; the role of this boundary to delineate where Utah and Colorado meet; the function of your reproductive organs; the disposition of your blood to coagulate; the disposition of this piece of metal to conduct electricity"@en .


###  http://purl.obolibrary.org/obo/BFO_0000019
obo:BFO_0000019 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000020 ,
                                [ rdf:type owl:Restriction ;
                                  owl:onProperty obo:BFO_0000050 ;
                                  owl:allValuesFrom obo:BFO_0000019
                                ] ;
                rdfs:label "quality"@en ;
                skos:definition "(Elucidation) A quality is a specifically dependent continuant that, in contrast to roles and dispositions, does not require any further process in order to be realized"@en ;
                skos:example "The colour of a tomato; the ambient temperature of this portion of air; the length of the circumference of your waist; the shape of your nose; the shape of your nostril; the mass of this piece of gold"@en .


###  http://purl.obolibrary.org/obo/BFO_0000020
obo:BFO_0000020 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000002 ,
                                [ rdf:type owl:Restriction ;
                                  owl:onProperty obo:BFO_0000050 ;
                                  owl:allValuesFrom obo:BFO_0000020
                                ] ;
                owl:disjointWith obo:BFO_0000031 ;
                rdfs:label "specifically dependent continuant"@en ;
                skos:definition "b is a specifically dependent continuant =Def b is a continuant & there is some independent continuant c which is not a spatial region & which is such that b specifically depends on c"@en ;
                skos:example "(with multiple bearers) John's love for Mary; the ownership relation between John and this statue; the relation of authority between John and his subordinates"@en ,
                             "(with one bearer) The mass of this tomato; the pink colour of a medium rare piece of grilled filet mignon at its centre; the smell of this portion of mozzarella; the disposition of this fish to decay; the role of being a doctor; the function of this heart to pump blood; the shape of this hole"@en .


###  http://purl.obolibrary.org/obo/BFO_0000023
obo:BFO_0000023 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000017 ;
                rdfs:label "role"@en ;
                skos:definition "(Elucidation) A role b is a realizable entity such that b exists because there is some single bearer that is in some special physical, social, or institutional set of circumstances in which this bearer does not have to be & b is not such that, if it ceases to exist, then the physical make-up of the bearer is thereby changed"@en ;
                skos:example "The priest role; the student role; the role of subject in a clinical trial; the role of a stone in marking a property boundary; the role of a boundary to demarcate two neighbouring administrative territories; the role of a building in serving as a military target"@en .


###  http://purl.obolibrary.org/obo/BFO_0000024
obo:BFO_0000024 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000040 ;
                rdfs:label "fiat object part"@en ;
                skos:definition "(Elucidation) A fiat object part b is a material entity & such that if b exists then it is continuant part of some object c & demarcated from the remainder of c by one or more fiat surfaces"@en ;
                skos:example "The upper and lower lobes of the left lung; the dorsal and ventral surfaces of the body; the Western hemisphere of the Earth; the FMA:regional parts of an intact human body"@en .


###  http://purl.obolibrary.org/obo/BFO_0000027
obo:BFO_0000027 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000040 ;
                rdfs:label "object aggregate"@en ;
                skos:definition "(Elucidation) An object aggregate is a material entity consisting exactly of a plurality (≥1) of objects as member parts which together form a unit"@en ;
                skos:example "The aggregate of the musicians in a symphony orchestra and their instruments; the aggregate of bearings in a constant velocity axle joint; the nitrogen atoms in the atmosphere; a collection of cells in a blood biobank"@en .


###  http://purl.obolibrary.org/obo/BFO_0000029
obo:BFO_0000029 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000004 ;
                rdfs:label "site"@en ;
                skos:definition "(Elucidation) A site is a three-dimensional immaterial entity whose boundaries either (partially or wholly) coincide with the boundaries of one or more material entities or have locations determined in relation to some material entity"@en ;
                skos:example "A hole in a portion of cheese; a rabbit hole; the Grand Canyon; the Piazza San Marco; the kangaroo-joey-containing hole of a kangaroo pouch; your left nostril (a fiat part - the opening - of your left nasal cavity); the lumen of your gut; the hold of a ship; the interior of the trunk of your car; hole in an engineered floor joist"@en .


###  http://purl.obolibrary.org/obo/BFO_0000030
obo:BFO_0000030 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000040 ;
                rdfs:label "object"@en ;
                skos:definition "(Elucidation) An object is a material entity which manifests causal unity & is of a type instances of which are maximal relative to the sort of causal unity manifested"@en ;
                skos:example "An organism; a fish tank; a planet; a laptop; a valve; a block of marble; an ice cube"@en .


###  http://purl.obolibrary.org/obo/BFO_0000031
obo:BFO_0000031 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000002 ,
                                [ rdf:type owl:Restriction ;
                                  owl:onProperty obo:BFO_0000050 ;
                                  owl:allValuesFrom obo:BFO_0000031
                                ] ;
                rdfs:label "generically dependent continuant"@en ;
                skos:definition "(Elucidation) A generically dependent continuant is an entity that exists in virtue of the fact that there is at least one of what may be multiple copies which is the content or the pattern that multiple copies would share"@en ;
                skos:example "The pdf file on your laptop; the pdf file that is a copy thereof on my laptop; the sequence of this protein molecule; the sequence that is a copy thereof in that protein molecule; the content that is shared by a string of dots and dashes written on a page and the transmitted Morse code signal; the content of a sentence; an engineering blueprint"@en .


###  http://purl.obolibrary.org/obo/BFO_0000034
obo:BFO_0000034 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000016 ;
                rdfs:label "function"@en ;
                skos:definition "(Elucidation) A function is a disposition that exists in virtue of its bearer's physical make-up & this physical make-up is something the bearer possesses because it came into being either through evolution (in the case of natural biological entities) or through intentional design (in the case of artefacts) in order to realize processes of a certain sort"@en ;
                skos:example "The function of a hammer to drive in nails; the function of a heart pacemaker to regulate the beating of a heart through electricity"@en .


###  http://purl.obolibrary.org/obo/BFO_0000040
obo:BFO_0000040 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000004 ;
                rdfs:label "material entity"@en ;
                skos:definition "(Elucidation) A material entity is an independent continuant has some portion of matter as continuant part"@en ;
                skos:example "A human being; the undetached arm of a human being; an aggregate of human beings"@en .


###  http://purl.obolibrary.org/obo/BFO_0000145
obo:BFO_0000145 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000019 ;
                rdfs:label "relational quality"@en ;
                skos:definition "b is a relational quality =Def b is a quality & there exists c and d such that c and d are not identical & b specifically depends on c & b specifically depends on d"@en ;
                skos:example "A marriage bond; an instance of love; an obligation between one person and another"@en .


###  http://purl.obolibrary.org/obo/CHEBI_137980
obo:CHEBI_137980 rdf:type owl:Class ;
                 rdfs:subClassOf obo:CHEBI_33250 ;
                 obo:IAO_0000115 "An atom of an element that exhibits properties that are between those of metals and nonmetals, or that has a mixture of them. The term generally includes boron, silicon, germanium, arsenic, antimony, and tellurium, while carbon, aluminium, selenium, polonium, and astatine are less commonly included." ;
                 rdfs:label "metalloid atom" .


###  http://purl.obolibrary.org/obo/CHEBI_18248
obo:CHEBI_18248 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                obo:IAO_0000115 "An iron group element atom that has atomic number 26." ;
                rdfs:label "iron atom" .


###  http://purl.obolibrary.org/obo/CHEBI_18291
obo:CHEBI_18291 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "manganese atom" .


###  http://purl.obolibrary.org/obo/CHEBI_22927
obo:CHEBI_22927 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_25585 ;
                rdfs:label "bromine atom" .


###  http://purl.obolibrary.org/obo/CHEBI_22977
obo:CHEBI_22977 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "cadmium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_22984
obo:CHEBI_22984 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "calcium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_23116
obo:CHEBI_23116 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_25585 ;
                rdfs:label "chlorine atom" .


###  http://purl.obolibrary.org/obo/CHEBI_23367
obo:CHEBI_23367 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_24431 ;
                obo:IAO_0000115 "Any constitutionally or isotopically distinct atom, molecule, ion, ion pair, radical, radical ion, complex, conformer etc., identifiable as a separately distinguishable entity." ;
                obo:IAO_0000116 "We are assuming that every molecular entity has to be completely connected by chemical bonds. This excludes protein complexes, which are comprised of minimally two separate molecular entities. We will follow up with Chebi to ensure this is their understanding as well"@en ;
                rdfs:label "molecular entity" .


###  http://purl.obolibrary.org/obo/CHEBI_24061
obo:CHEBI_24061 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_25585 ;
                rdfs:label "fluorine atom" .


###  http://purl.obolibrary.org/obo/CHEBI_24431
obo:CHEBI_24431 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000040 ;
                obo:IAO_0000115 "A chemical entity is a physical entity of interest in chemistry including molecular entities, parts thereof, and chemical substances." ;
                rdfs:label "chemical entity" .


###  http://purl.obolibrary.org/obo/CHEBI_24859
obo:CHEBI_24859 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_25585 ;
                obo:IAO_0000115 "Chemical element with atomic number 53." ;
                rdfs:label "iodine atom" .


###  http://purl.obolibrary.org/obo/CHEBI_25016
obo:CHEBI_25016 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "lead atom" .


###  http://purl.obolibrary.org/obo/CHEBI_25107
obo:CHEBI_25107 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "magnesium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_25195
obo:CHEBI_25195 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "mercury atom" .


###  http://purl.obolibrary.org/obo/CHEBI_25555
obo:CHEBI_25555 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_25585 ;
                rdfs:label "nitrogen atom" .


###  http://purl.obolibrary.org/obo/CHEBI_25585
obo:CHEBI_25585 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33250 ;
                rdfs:label "nonmetal atom" .


###  http://purl.obolibrary.org/obo/CHEBI_25805
obo:CHEBI_25805 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_25585 ;
                rdfs:label "oxygen atom" .


###  http://purl.obolibrary.org/obo/CHEBI_26216
obo:CHEBI_26216 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "potassium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_26708
obo:CHEBI_26708 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "sodium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_26833
obo:CHEBI_26833 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_25585 ;
                rdfs:label "sulfur atom" .


###  http://purl.obolibrary.org/obo/CHEBI_27007
obo:CHEBI_27007 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "tin atom" .


###  http://purl.obolibrary.org/obo/CHEBI_27214
obo:CHEBI_27214 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "uranium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_27363
obo:CHEBI_27363 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "zinc atom" .


###  http://purl.obolibrary.org/obo/CHEBI_27560
obo:CHEBI_27560 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_137980 ,
                                obo:CHEBI_25585 ;
                rdfs:label "boron atom" .


###  http://purl.obolibrary.org/obo/CHEBI_27563
obo:CHEBI_27563 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_137980 ;
                rdfs:label "arsenic atom" .


###  http://purl.obolibrary.org/obo/CHEBI_27568
obo:CHEBI_27568 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_25585 ;
                rdfs:label "selenium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_27573
obo:CHEBI_27573 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_137980 ,
                                obo:CHEBI_25585 ;
                rdfs:label "silicon atom" .


###  http://purl.obolibrary.org/obo/CHEBI_27594
obo:CHEBI_27594 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_25585 ;
                rdfs:label "carbon atom" .


###  http://purl.obolibrary.org/obo/CHEBI_27638
obo:CHEBI_27638 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                obo:IAO_0000115 "A cobalt group element atom that has atomic number 27." ;
                rdfs:label "cobalt atom" .


###  http://purl.obolibrary.org/obo/CHEBI_27698
obo:CHEBI_27698 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "vanadium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_27998
obo:CHEBI_27998 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "tungsten" .


###  http://purl.obolibrary.org/obo/CHEBI_28073
obo:CHEBI_28073 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                obo:IAO_0000115 "A chromium group element atom that has atomic number 24." ;
                rdfs:label "chromium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_28112
obo:CHEBI_28112 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                obo:IAO_0000115 "Chemical element (nickel group element atom) with atomic number 28." ;
                rdfs:label "nickel atom" .


###  http://purl.obolibrary.org/obo/CHEBI_28659
obo:CHEBI_28659 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_25585 ;
                rdfs:label "phosphorus atom" .


###  http://purl.obolibrary.org/obo/CHEBI_28685
obo:CHEBI_28685 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "molybdenum atom" .


###  http://purl.obolibrary.org/obo/CHEBI_28694
obo:CHEBI_28694 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "copper atom" .


###  http://purl.obolibrary.org/obo/CHEBI_28984
obo:CHEBI_28984 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "aluminium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_29287
obo:CHEBI_29287 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "gold atom" .


###  http://purl.obolibrary.org/obo/CHEBI_30145
obo:CHEBI_30145 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "lithium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_30217
obo:CHEBI_30217 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_23367 ,
                                obo:CHEBI_25585 ;
                rdfs:label "helium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_30430
obo:CHEBI_30430 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                obo:IAO_0000115 "A metallic element first identified and named from the brilliant indigo (Latin <em>indicum</em>) blue line in its flame spectrum." ;
                rdfs:label "indium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_30440
obo:CHEBI_30440 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                obo:IAO_0000115 "A metallic element first identified and named from the brilliant green line in its flame spectrum (from Greek θαλλοσ, a green shoot)." ;
                rdfs:label "thallium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_30441
obo:CHEBI_30441 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_137980 ,
                                obo:CHEBI_25585 ;
                rdfs:label "germanium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_30501
obo:CHEBI_30501 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                obo:IAO_0000115 "Alkaline earth metal atom with atomic number 4." ;
                rdfs:label "beryllium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_30512
obo:CHEBI_30512 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "silver atom" .


###  http://purl.obolibrary.org/obo/CHEBI_30513
obo:CHEBI_30513 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_137980 ;
                rdfs:label "antimony atom" .


###  http://purl.obolibrary.org/obo/CHEBI_30514
obo:CHEBI_30514 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "caesium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_30682
obo:CHEBI_30682 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "ruthenium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_30687
obo:CHEBI_30687 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "osmium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_32594
obo:CHEBI_32594 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "barium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33250
obo:CHEBI_33250 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_24431 ;
                obo:IAO_0000115 "A chemical entity constituting the smallest component of an element having the chemical properties of the element." ;
                rdfs:label "atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33301
obo:CHEBI_33301 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "bismuth atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33310
obo:CHEBI_33310 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_23367 ,
                                obo:CHEBI_25585 ;
                rdfs:label "neon atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33319
obo:CHEBI_33319 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "lanthanoid atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33330
obo:CHEBI_33330 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "scandium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33331
obo:CHEBI_33331 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "yttrium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33341
obo:CHEBI_33341 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "titanium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33342
obo:CHEBI_33342 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "zirconium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33343
obo:CHEBI_33343 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "hafnium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33344
obo:CHEBI_33344 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "niobium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33348
obo:CHEBI_33348 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "tantalum atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33355
obo:CHEBI_33355 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "bohrium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33363
obo:CHEBI_33363 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                obo:IAO_0000115 "Chemical element (nickel group element atom) with atomic number 46." ;
                rdfs:label "palladium" .


###  http://purl.obolibrary.org/obo/CHEBI_33364
obo:CHEBI_33364 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "platinum" .


###  http://purl.obolibrary.org/obo/CHEBI_33369
obo:CHEBI_33369 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33319 ;
                rdfs:label "cerium" .


###  http://purl.obolibrary.org/obo/CHEBI_33372
obo:CHEBI_33372 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33319 ;
                rdfs:label "neodymium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33374
obo:CHEBI_33374 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33319 ;
                rdfs:label "samarium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_33379
obo:CHEBI_33379 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33319 ;
                rdfs:label "erbium" .


###  http://purl.obolibrary.org/obo/CHEBI_33521
obo:CHEBI_33521 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33250 ;
                obo:IAO_0000115 "An atom of an element that exhibits typical metallic properties, being typically shiny, with high electrical and thermal conductivity." ;
                rdfs:label "metal atom" .


###  http://purl.obolibrary.org/obo/CHEBI_49475
obo:CHEBI_49475 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_23367 ,
                                obo:CHEBI_25585 ;
                rdfs:label "argon atom" .


###  http://purl.obolibrary.org/obo/CHEBI_49631
obo:CHEBI_49631 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                obo:IAO_0000115 "A metallic element predicted as eka-aluminium by Mendeleev in 1870 and discovered by Paul-Emile Lecoq de Boisbaudran in 1875. Named in honour of France (Latin <em>Gallia</em>) and perhaps also from the Latin <em>gallus</em> cock, a translation of Lecoq." ;
                rdfs:label "gallium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_49637
obo:CHEBI_49637 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_23367 ,
                                obo:CHEBI_25585 ;
                rdfs:label "hydrogen atom" .


###  http://purl.obolibrary.org/obo/CHEBI_49666
obo:CHEBI_49666 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "iridium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_49696
obo:CHEBI_49696 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_23367 ,
                                obo:CHEBI_25585 ;
                rdfs:label "krypton atom" .


###  http://purl.obolibrary.org/obo/CHEBI_49882
obo:CHEBI_49882 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_33521 ;
                rdfs:label "rhenium atom" .


###  http://purl.obolibrary.org/obo/CHEBI_49957
obo:CHEBI_49957 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_23367 ,
                                obo:CHEBI_25585 ;
                rdfs:label "xenon atom" .


###  http://purl.obolibrary.org/obo/CHEBI_60003
obo:CHEBI_60003 rdf:type owl:Class ;
                rdfs:subClassOf obo:CHEBI_24431 ,
                                co:PMD_0000001 ;
                obo:IAO_0000115 "A pure substance is a chemical substance composed of multiple molecules, which are all of the same kind." ;
                rdfs:label "pure substance" ;
                rdfs:seeAlso obo:CHEBI_60003 ;
                skos:example "Pure water, a portion of iron atoms. In contrast, salt water 'has part' a portion of pure water and a portion of pure NaCl. Steel 'has part' a 'portion of pure iron', a 'portion of pure carbon' and possibly portions of other alloying- and impurity-elements."@en ;
                co:PMD_0000060 "true"^^xsd:boolean .


###  http://purl.obolibrary.org/obo/IAO_0000005
obo:IAO_0000005 rdf:type owl:Class ;
                rdfs:subClassOf obo:IAO_0000033 ;
                obo:IAO_0000112 "In the protocol of a ChIP assay the objective specification says to identify protein and DNA interaction."@en ;
                obo:IAO_0000115 "A directive information entity that describes an intended process endpoint. When part of a plan specification the concretization is realized in a planned process in which the bearer tries to effect the world so that the process endpoint is achieved."@en ;
                obo:IAO_0000116 "2009-03-16: original definition when imported from OBI read: \"objective is an non realizable information entity which can serve as that  proper part of a plan towards which the realization of the plan is directed.\""@en ,
                                "2014-03-31: In the example of usage (\"In the protocol of a ChIP assay the objective specification says to identify protein and DNA interaction\") there is a protocol which is the ChIP assay protocol. In addition to being concretized on paper, the protocol can be concretized as a realizable entity, such as a plan that inheres in a person. The objective specification is the part that says that some protein and DNA interactions are identified. This is a specification of a process endpoint: the boundary in the process before which they are not identified and after which they are. During the realization of the plan, the goal is to get to the point of having the interactions, and participants in the realization of the plan try to do that."@en ,
                                "Answers the question, why did you do this experiment?"@en ;
                obo:IAO_0000119 "OBI Plan and Planned Process/Roles Branch"@en ,
                                "OBI_0000217"@en ;
                rdfs:label "objective specification"@en .


###  http://purl.obolibrary.org/obo/IAO_0000007
obo:IAO_0000007 rdf:type owl:Class ;
                rdfs:subClassOf obo:IAO_0000033 ;
                obo:IAO_0000112 "Pour the contents of flask 1 into flask 2"@en ;
                obo:IAO_0000115 "A directive information entity that describes an action the bearer will take."@en ;
                obo:IAO_0000119 "OBI Plan and Planned Process branch"@en ;
                rdfs:label "action specification"@en .


###  http://purl.obolibrary.org/obo/IAO_0000027
obo:IAO_0000027 rdf:type owl:Class ;
                rdfs:subClassOf obo:IAO_0000030 ;
                obo:IAO_0000112 "Data items include counts of things, analyte concentrations, and statistical summaries."@en ;
                obo:IAO_0000115 "An information content entity that is intended to be a truthful statement about something (modulo, e.g., measurement precision or other systematic errors) and is constructed/acquired by a method which reliably tends to produce (approximately) truthful statements."@en ;
                obo:IAO_0000116 "2/2/2009 Alan and Bjoern discussing FACS run output data. This is a data item because it is about the cell population. Each element records an event and is typically further composed a set of measurment data items that record the fluorescent intensity stimulated by one of the lasers."@en ,
                                "2009-03-16: data item deliberatly ambiguous: we merged data set and datum to be one entity, not knowing how to define singular versus plural. So data item is more general than datum."@en ,
                                "2009-03-16: removed datum as alternative term as datum specifically refers to singular form, and is thus not an exact synonym."@en ,
                                """JAR: datum     -- well, this will be very tricky to define, but maybe some 
information-like stuff that might be put into a computer and that is 
meant, by someone, to denote and/or to be interpreted by some 
process... I would include lists, tables, sentences... I think I might 
defer to Barry, or to Brian Cantwell Smith

JAR: A data item is an approximately justified approximately true approximate belief"""@en ,
                                "2014-03-31: See discussion at http://odontomachus.wordpress.com/2014/03/30/aboutness-objects-propositions/" ;
                rdfs:label "data item"@en .


###  http://purl.obolibrary.org/obo/IAO_0000030
obo:IAO_0000030 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000031 ,
                                [ rdf:type owl:Restriction ;
                                  owl:onProperty obo:IAO_0000136 ;
                                  owl:someValuesFrom obo:BFO_0000001
                                ] ;
                obo:IAO_0000112 "Examples of information content entites include journal articles, data, graphical layouts, and graphs."@en ;
                obo:IAO_0000115 "A generically dependent continuant that is about some thing."@en ;
                obo:IAO_0000116 "2014-03-10: The use of \"thing\" is intended to be general enough to include universals and configurations (see https://groups.google.com/d/msg/information-ontology/GBxvYZCk1oc/-L6B5fSBBTQJ)."@en ,
                                """information_content_entity 'is_encoded_in' some digital_entity in obi before split (040907). information_content_entity 'is_encoded_in' some physical_document in obi before split (040907).

Previous. An information content entity is a non-realizable information entity that 'is encoded in' some digital or physical entity."""@en ;
                obo:IAO_0000119 "OBI_0000142"@en ;
                rdfs:label "information content entity"@en .


###  http://purl.obolibrary.org/obo/IAO_0000033
obo:IAO_0000033 rdf:type owl:Class ;
                rdfs:subClassOf obo:IAO_0000030 ,
                                [ rdf:type owl:Restriction ;
                                  owl:onProperty obo:IAO_0000136 ;
                                  owl:someValuesFrom obo:BFO_0000017
                                ] ;
                obo:IAO_0000115 "An information content entity whose concretizations indicate to their bearer how to realize them in a process."@en ;
                obo:IAO_0000116 "2009-03-16: provenance: a term realizable information entity was proposed for OBI (OBI_0000337) , edited by the PlanAndPlannedProcess branch. Original definition was  \"is the specification of a process that can be concretized and realized by an actor\" with alternative term  \"instruction\".It has been subsequently moved to IAO where the objective for which the original term was defined was satisfied with the definitionof this, different, term."@en ,
                                "2013-05-30 Alan Ruttenberg: What differentiates a directive information entity from an information concretization is that it can have concretizations that are either qualities or realizable entities. The concretizations that are realizable entities are created when an individual chooses to take up the direction, i.e. has the intention to (try to) realize it."@en ,
                                "8/6/2009 Alan Ruttenberg: Changed label from \"information entity about a realizable\" after discussions at ICBO"@en ,
                                "Werner pushed back on calling it realizable information entity as it isn't realizable. However this name isn't right either. An example would be a recipe. The realizable entity would be a plan, but the information entity isn't about the plan, it, once concretized, *is* the plan. -Alan"@en ;
                rdfs:label "directive information entity"@en .


###  http://purl.obolibrary.org/obo/IAO_0000078
obo:IAO_0000078 rdf:type owl:Class ;
                owl:equivalentClass [ rdf:type owl:Class ;
                                      owl:oneOf ( obo:IAO_0000002
                                                  obo:IAO_0000120
                                                  obo:IAO_0000121
                                                  obo:IAO_0000122
                                                  obo:IAO_0000123
                                                  obo:IAO_0000124
                                                  obo:IAO_0000125
                                                  obo:IAO_0000423
                                                  obo:IAO_0000428
                                                )
                                    ] ;
                rdfs:subClassOf obo:IAO_0000027 ;
                obo:IAO_0000115 "The curation status of the term. The allowed values come from an enumerated list of predefined terms. See the specification of these instances for more detailed definitions of each enumerated value."@en ;
                obo:IAO_0000116 "Better to represent curation as a process with parts and then relate labels to that process (in IAO meeting)"@en ;
                obo:IAO_0000119 "GROUP:OBI:<http://purl.obolibrary.org/obo/obi>"@en ,
                                "OBI_0000266"@en ;
                rdfs:label "curation status specification"@en .


###  http://purl.obolibrary.org/obo/IAO_0020000
obo:IAO_0020000 rdf:type owl:Class ;
                owl:equivalentClass [ owl:intersectionOf ( obo:IAO_0000030
                                                           [ rdf:type owl:Restriction ;
                                                             owl:onProperty obo:IAO_0000219 ;
                                                             owl:someValuesFrom obo:BFO_0000001
                                                           ]
                                                           [ rdf:type owl:Restriction ;
                                                             owl:onProperty obo:OBI_0000312 ;
                                                             owl:someValuesFrom obo:IAO_0020010
                                                           ]
                                                         ) ;
                                      rdf:type owl:Class
                                    ] ;
                rdfs:subClassOf obo:IAO_0000030 ,
                                [ rdf:type owl:Restriction ;
                                  owl:onProperty obo:IAO_0000219 ;
                                  owl:someValuesFrom obo:BFO_0000001
                                ] ,
                                [ rdf:type owl:Restriction ;
                                  owl:onProperty obo:OBI_0000312 ;
                                  owl:someValuesFrom obo:IAO_0020010
                                ] ;
                obo:IAO_0000115 "An information content entity that is the outcome of a dubbing process and is used to refer to one instance of entity shared by a group of people to refer to that individual entity."@en ;
                rdfs:label "identifier"@en ;
                co:PMD_0000060 "true"^^xsd:boolean .


###  http://purl.obolibrary.org/obo/IAO_0020010
obo:IAO_0020010 rdf:type owl:Class ;
                owl:equivalentClass [ owl:intersectionOf ( obo:OBI_0000011
                                                           [ rdf:type owl:Restriction ;
                                                             owl:onProperty obo:OBI_0000299 ;
                                                             owl:someValuesFrom obo:IAO_0020000
                                                           ]
                                                         ) ;
                                      rdf:type owl:Class
                                    ] ;
                rdfs:subClassOf obo:OBI_0000011 ,
                                [ rdf:type owl:Restriction ;
                                  owl:onProperty obo:OBI_0000299 ;
                                  owl:someValuesFrom obo:IAO_0020000
                                ] ;
                obo:IAO_0000115 "A planned process that provides a reference to an individual entity shared by a group of subscribers to refer to that individual entity."@en ;
                rdfs:label "identifier creating process"@en .


###  http://purl.obolibrary.org/obo/OBI_0000011
obo:OBI_0000011 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000015 ;
                obo:IAO_0000112 "Injecting mice with a vaccine in order to test its efficacy" ;
                obo:IAO_0000115 "A process that realizes a plan which is the concretization of a plan specification."@en ;
                obo:IAO_0000116 "'Plan' includes a future direction sense. That can be problematic if plans are changed during their execution. There are however implicit contingencies for protocols that an agent has in his mind that can be considered part of the plan, even if the agent didn't have them in mind before. Therefore, a planned process can diverge from what the agent would have said the plan was before executing it, by adjusting to problems encountered during execution (e.g. choosing another reagent with equivalent properties, if the originally planned one has run out.)" ,
                                """We are only considering successfully completed planned processes. A plan may be modified, and details added during execution. For a given planned process, the associated realized plan specification is the one encompassing all changes made during execution. This means that all processes in which an agent acts towards achieving some 
objectives is a planned process.""" ;
                obo:IAO_0000119 "branch derived" ;
                rdfs:label "planned process"@en .


###  http://purl.obolibrary.org/obo/OBI_0000379
obo:OBI_0000379 rdf:type owl:Class ;
                rdfs:subClassOf obo:BFO_0000034 ;
                obo:IAO_0000115 "A mechanical function is a function that is realised via mechanical work (through an certain amount of energy transferred by some force)."@en ;
                obo:IAO_0000119 "http://en.wikipedia.org/wiki/Mechanical_work"@en ;
                rdfs:label "mechanical function"@en .


###  http://purl.obolibrary.org/obo/OBI_0001930
obo:OBI_0001930 rdf:type owl:Class ;
                rdfs:subClassOf obo:IAO_0000030 ;
                obo:IAO_0000115 "A value specification that is specifies one category out of a fixed number of nominal categories"@en ;
                rdfs:label "categorical value specification" .


###  https://w3id.org/pmd/co/PMD_0000000
co:PMD_0000000 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000001 ;
               rdfs:comment "Instances of Portions Of Matter whose shape is relevant for their dispostion to participate in a Manufacturing Process may be SemiFinishedProdcuts."@en ,
                            "The sum of portions of matter of the same type form a portion of matter of that type."@en ;
               rdfs:label "Material"@de ,
                          "material"@en ;
               skos:altLabel "Portion of Material"@en ;
               skos:definition "A Material is a Portion Of Matter that may participate in some Manifacturing Process and whose shape is not relevant for its participation in the Manifacuring Process."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000001
co:PMD_0000001 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000040 ;
               rdfs:comment """It is also representing a distinct physical or conceptual part of a material or substance.

The open energy ontology OEO defines portion of matter as a subclass of object aggregate, which implies countability. Our portion is not (precisely) countable and thus bearer of intensive properties."""@en ,
                            """Lome explanation for portion of matter: \"What is a molecule cluster at the cellular level? Contrary to the molecular level, at the cellular level of granularity the boundary of each molecule is outside of the level of granular focus. What forms a discontinuous cluster of countable individual molecules and thus bona fide objects at the molecular level, is a continuous and non-countable molecular substance at coarser levels of
granularity. At these coarser levels, the individual molecules cannot be differentiated and demarcated anymore and the cluster as a whole possesses only fiat inner boundaries.\""""@en ;
               rdfs:label "portion of matter"@en ;
               skos:definition "A material entity that is not demarcated by any physical discontinuities. At some finer level of granularity it is an object aggregate, at some coarser level of granularity it is a fiat object part,but at this level of granularity it is neither."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000002
co:PMD_0000002 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000000 ;
               rdfs:comment "We recognize that some of the materials in the subclasses also occur naturally. However, these are not within the scope of our consideration for technical use."@en ;
               rdfs:label "engineered material"@en ;
               skos:definition "An Engineered Material is a Material that is output of a Manufacturing Process."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000005
co:PMD_0000005 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000017 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:RO_0000052 ;
                                 owl:someValuesFrom [ owl:intersectionOf ( obo:BFO_0000040
                                                                           [ rdf:type owl:Restriction ;
                                                                             owl:onProperty obo:RO_0000056 ;
                                                                             owl:someValuesFrom obo:BFO_0000015
                                                                           ]
                                                                         ) ;
                                                      rdf:type owl:Class
                                                    ]
                               ] ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:RO_0000052 ;
                                 owl:allValuesFrom co:PMD_0000000
                               ] ;
               rdfs:comment """Technical materials are complex object aggregates. The properties that are determined for those object aggregates are intrinsically associated with the methodologies employed in the measurement process. This is in contrast to typical 'physical' properties, which like e.g. mass that can be determined to high accuracy independently of the measurement process. 
As a consequence, the behavoiral material properties in the ontology are differeciated according to their measurement method, e.g. Brinell hardness and Vickers hardness are different types of indentation hardness rather than different measures/quantification (GDC) of the materials property 'indentation hardness'.
 The 'unit idenifieres' of such properties (e.g. \"HV1\", \"HV10\", \"HBW\") are strictly speaking not units but rather references to the measurement methodology used to determine a numeric value that quantifies the property."""@en ;
               rdfs:label "behavioral material property"@en ;
               skos:definition """A property is a material trait in terms of the kind and magnitude of response to a specific imposed stimulus. Generally, definitions of properties are made independent of material shape and size.

(Callister, W.D., Rethwisch, D.G., Materials Science and Engineering, Wiley, 2014)

We only deal with intensive (system-size independent) materrial properties. Extensive properties that depend on the testpiece/specimen/probe size should be found in the respective testing method modules."""@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000008
co:PMD_0000008 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000003 ;
               obo:IAO_0000116 "an attribute of a process" ;
               rdfs:comment """Process attribute for a process has a similar application to specifically dependened continuant (SDC) for an independent continuant (IC). Furthermore, process attribute describes how SDCs of some participants, i.e., ICs, change in a process. 

Specific rates, e.g., tensile rate, cooling rate, etc. should be added as  subclasses of this class."""@en ;
               rdfs:label "process attribute"@en ;
               rdfs:seeAlso "process attribute from OEO https://openenergyplatform.org/ontology/oeo/OEO_00030019"@en ;
               owl:versionInfo "Renamed to avoid confusion with has characteristic object property"@en ;
               skos:altLabel "process characteristic"@en ;
               skos:definition "a process attribute is a dependent occurrent that existentially depends on a process."@en ;
               skos:example "Tensile rate in a tensile testing process. Cooling rate in a quenching process"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000501
co:PMD_0000501 rdf:type owl:Class ;
               rdfs:subClassOf obo:IAO_0000030 ;
               rdfs:label "1D"@en ;
               skos:definition "1-D is an information content entity representing a one-dimensional structure or model representing a single linear dimension, often used in material science simulations or analysis."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000502
co:PMD_0000502 rdf:type owl:Class ;
               rdfs:subClassOf obo:IAO_0000030 ;
               rdfs:label "2D"@en ;
               skos:definition "A two-dimensional information content entity is a representation or analysis, commonly applied in studying planar material properties or surface phenomena."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000503
co:PMD_0000503 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020131 ;
               rdfs:label "ASTM grainsize"@en ;
               skos:definition "The ASTM grain size is a scalar specifically describing the size of grains in a crystalline material as defined by ASTM standards."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000505
co:PMD_0000505 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000506 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty co:PMD_0001029 ;
                                 owl:someValuesFrom co:PMD_0000627
                               ] ;
               rdfs:label "accoustic absorption coefficient"@en ;
               skos:definition "The accoustic absorption coefficient is an accoustic property representing a measure of how much sound energy is absorbed by a material per unit area."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000506
co:PMD_0000506 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000005 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty co:PMD_0001030 ;
                                 owl:someValuesFrom co:PMD_0000517
                               ] ;
               rdfs:label "accoustic property"@en ;
               skos:definition "An accoustic property is a mechanical property representing characteristics of a material that determine its interaction with sound waves, such as absorption, reflection, and transmission."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000512
co:PMD_0000512 rdf:type owl:Class ;
               owl:equivalentClass [ rdf:type owl:Restriction ;
                                     owl:onProperty [ owl:inverseOf obo:OBI_0001927
                                                    ] ;
                                     owl:qualifiedCardinality "1"^^xsd:nonNegativeInteger ;
                                     owl:onClass co:PMD_0020116
                                   ] ;
               rdfs:subClassOf co:PMD_0020131 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty [ owl:inverseOf obo:OBI_0001927
                                                ] ;
                                 owl:someValuesFrom co:PMD_0020116
                               ] ;
               rdfs:label "aggregate state"@en ;
               skos:definition "The aggregate state is a morphological quality representing the physical state of a material, such as solid, liquid, or gas."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000517
co:PMD_0000517 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000950 ;
               rdfs:label "application of accoustic wave"@en ;
               skos:definition "An application of (an) acoustic wave is an application of (a) mechanical load describing the use of sound waves in a material or system for testing or functional purposes."@en .


###  https://w3id.org/pmd/co/PMD_0000519
co:PMD_0000519 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000950 ;
               rdfs:label "application of electric field"@en ;
               skos:definition "An application of (an) electric field is the process of subjecting a material to an electric field to observe its behavior or modify its properties."@en .


###  https://w3id.org/pmd/co/PMD_0000520
co:PMD_0000520 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000950 ;
               rdfs:label "application of heat flux"@en ;
               skos:definition "An application of heat flux describes the process of transferring thermal energy to or from a material, often used in thermal property measurements."@en .


###  https://w3id.org/pmd/co/PMD_0000521
co:PMD_0000521 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000950 ;
               rdfs:label "application of magnetic field"@en ;
               skos:definition "An application of (a) magnetic field is the process of subjecting a material to a magnetic field to study its magnetic properties or induce magnetization."@en .


###  https://w3id.org/pmd/co/PMD_0000523
co:PMD_0000523 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000015 ;
               obo:IAO_0000119 "Application Of Substance" ;
               rdfs:label "application of substance"@en ;
               skos:definition "The application of (a) substance is the process of applying a material or substance to a surface or within a system."@en .


###  https://w3id.org/pmd/co/PMD_0000526
co:PMD_0000526 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000027 ;
               rdfs:label "atomic structure"@en ;
               skos:definition "The atomic structure is a material structure that describes the arrangement and composition of atoms in a material, influencing its physical and chemical properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000535
co:PMD_0000535 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000882 ;
               rdfs:label "boiling point"@en ;
               skos:definition "The boiling point is a phase boundary described by the temperature at which a liquid changes to a gas under standard atmospheric pressure."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000536
co:PMD_0000536 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000537 ;
               rdfs:label "Brinell 2.5 62.5 ISO 6506"@en ;
               skos:definition "A Brinell Hardness measured with 2.5mm diameter ball and a load of 62.5 kgf."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000537
co:PMD_0000537 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000789 ;
               rdfs:label "brinell hardness"@en ;
               skos:definition "The Brinell hardness is a scalar representing a measure of material hardness obtained by indenting the material with a steel or tungsten carbide ball under a specific load."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000538
co:PMD_0000538 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000024 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:BFO_0000050 ;
                                 owl:allValuesFrom [ rdf:type owl:Class ;
                                                     owl:unionOf ( obo:BFO_0000027
                                                                   obo:BFO_0000030
                                                                 )
                                                   ]
                               ] ;
               owl:disjointWith co:PMD_0000965 ;
               rdfs:label "bulk"@en ;
               skos:definition "The bulk is a fiat object part that describes the volume or mass of material considered as a whole, often in contrast to surface or interface phenomena."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000539
co:PMD_0000539 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000618 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:RO_0000052 ;
                                 owl:allValuesFrom [ rdf:type owl:Class ;
                                                     owl:unionOf ( obo:BFO_0000027
                                                                   obo:BFO_0000030
                                                                   co:PMD_0000538
                                                                 )
                                                   ]
                               ] ;
               rdfs:label "bulk modulus"@en ;
               skos:definition "The bulk modulus is an elastic modulus representing a measure of a material's resistance to uniform compression."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000543
co:PMD_0000543 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000603 ;
               rdfs:label "Kalibrierungsgeräterolle"@de ,
                          "calibration device role"@en ;
               skos:definition "Role of a device that is used for calibration of itself or another device, which has the \"Subject Of Calibration Role\". The role is realized in a calibration process."@en ,
                               "Rolle eines Geräts, das zum Kalibirieren sich selbst oder eines anderen Gerätes, das die \"Subject Of Calibration Role\" inne hat, verwendet wird. Die Rolle wird in einem Kalibrierungsprozess realisiert."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000546
co:PMD_0000546 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000002 ;
               obo:IAO_0000116 "Classified by morphology."@en ;
               rdfs:label "ceramic"@en ;
               skos:definition "Ceramics are engineered materials described as non-metallic, inorganic materials characterized by high hardness, brittleness, and heat resistance, commonly used in engineering applications."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000547
co:PMD_0000547 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020136 ;
               rdfs:label "change of aggregate state"@en ;
               skos:definition "A change of aggregate state is a phase transition (change of phase) involving the collective state of particles in a material, such as melting or condensation."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000549
co:PMD_0000549 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000015 ;
               rdfs:label "change of temperature"@en ;
               skos:definition "A change of temperature is a process describing the variation in thermal energy within a material or system over time or due to external influences."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000551
co:PMD_0000551 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0025001 ;
               rdfs:label "chemical composition"@en ;
               skos:definition "The chemical composition is a quality describing the types and proportions of elements or compounds present in a material."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000553
co:PMD_0000553 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020148 ;
               rdfs:label "chemical potential"@en ;
               skos:definition "The chemical potential is a thermodynamic quality describing the energy change associated with the addition of a small quantity of a substance to a system at constant temperature and pressure."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000555
co:PMD_0000555 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000034 ;
               rdfs:label "Chromatographiefunktion"@de ,
                          "chromatography function"@en ;
               skos:definition "A function performed to separate compounds in a mixture based on their distribution between a stationary phase and a mobile phase."@en ,
                               "Eine Funktion, die durchgeführt wird, um Verbindungen in einer Mischung basierend auf ihrer Verteilung zwischen einer stationären Phase und einer mobilen Phase zu trennen."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000564
co:PMD_0000564 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000575 ;
               rdfs:label "Beschichtungsanwendungsfunktion"@de ,
                          "coating application function"@en ;
               skos:definition "A subfunction of coating performed to apply a coating to a surface."@en ,
                               "Eine Unterfunktion der Beschichtung, die durchgeführt wird, um eine Beschichtung auf eine Oberfläche aufzutragen."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000575
co:PMD_0000575 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000034 ;
               rdfs:label "Beschichtungsfunktion"@de ,
                          "coating function"@en ;
               skos:definition "A function performed to apply a layer or coating to a surface to enhance its properties or appearance."@en ,
                               "Eine Funktion, die ausgeführt wird, um eine Schicht oder Beschichtung auf eine Oberfläche aufzutragen, um deren Eigenschaften oder Aussehen zu verbessern."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000577
co:PMD_0000577 rdf:type owl:Class ;
               rdfs:subClassOf [ owl:intersectionOf ( co:PMD_0000002
                                                      [ owl:intersectionOf ( [ rdf:type owl:Restriction ;
                                                                               owl:onProperty obo:BFO_0000051 ;
                                                                               owl:someValuesFrom [ owl:intersectionOf ( co:PMD_0000002
                                                                                                                         [ rdf:type owl:Restriction ;
                                                                                                                           owl:onProperty obo:RO_0000087 ;
                                                                                                                           owl:someValuesFrom co:PMD_0000845
                                                                                                                         ]
                                                                                                                       ) ;
                                                                                                    rdf:type owl:Class
                                                                                                  ]
                                                                             ]
                                                                             [ rdf:type owl:Restriction ;
                                                                               owl:onProperty obo:BFO_0000051 ;
                                                                               owl:someValuesFrom [ owl:intersectionOf ( co:PMD_0000002
                                                                                                                         [ rdf:type owl:Restriction ;
                                                                                                                           owl:onProperty obo:RO_0000087 ;
                                                                                                                           owl:someValuesFrom co:PMD_0020001
                                                                                                                         ]
                                                                                                                       ) ;
                                                                                                    rdf:type owl:Class
                                                                                                  ]
                                                                             ]
                                                                           ) ;
                                                        rdf:type owl:Class
                                                      ]
                                                    ) ;
                                 rdf:type owl:Class
                               ] ;
               rdfs:label "composite material"@en ;
               skos:definition "A Composite Material is an Engineered Material that 'consists of' some Material that has a Matrix role and of some Material that has a Filler role."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000585
co:PMD_0000585 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000931 ;
               rdfs:label "continuous simulation"@en ;
               skos:definition "a simulation approach where changes in a system are modeled continuously over time."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000587
co:PMD_0000587 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000635 ;
               rdfs:label "crack growth"@en ;
               skos:definition "The crack growth is an evolution of damage describing the progressive extension of a crack in a material under stress."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000591
co:PMD_0000591 rdf:type owl:Class ;
               owl:equivalentClass [ rdf:type owl:Restriction ;
                                     owl:onProperty [ owl:inverseOf obo:OBI_0001927
                                                    ] ;
                                     owl:qualifiedCardinality "1"^^xsd:nonNegativeInteger ;
                                     owl:onClass co:PMD_0020099
                                   ] ;
               rdfs:subClassOf co:PMD_0020131 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty [ owl:inverseOf obo:OBI_0001927
                                                ] ;
                                 owl:someValuesFrom co:PMD_0020099
                               ] ;
               rdfs:label "crystal structure"@en ;
               skos:definition "The crystal structure is a morphologic quality that describes the periodic geometric arrangement of entities in a crystalline material. The finite set of periodic geometric arrangements is described by the 14 possible Bravais Lattices in three-dimensional space."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000592
co:PMD_0000592 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000034 ;
               rdfs:label "Trennen Funktion"@de ,
                          "cut function"@en ;
               skos:altLabel "Schneidfunktion"@de ;
               skos:definition "A function performed to separate or divide materials using cutting devices."@en ,
                               "Eine Funktion, die ausgeführt wird, um Materialien mit Schneidgeräten zu trennen oder zu teilen."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000595
co:PMD_0000595 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020131 ;
               rdfs:label "defect density"@en ;
               skos:definition "The defect density is a morphological quality describing the number of defects per unit volume or area in a material, which can affect its mechanical and electronic properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000596
co:PMD_0000596 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000015 ;
               rdfs:label "deformation"@en ;
               skos:definition "The deformation is a process describing a change in the shape, size, or structure of a material under the influence of stress or force."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000597
co:PMD_0000597 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020131 ;
               rdfs:label "density"@en ;
               skos:definition "The density is a universal intensive quality representing the unit mass of a portion of matter per unit volume."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000600
co:PMD_0000600 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000005 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:BFO_0000054 ;
                                 owl:someValuesFrom co:PMD_0000523
                               ] ;
               rdfs:label "deteriorative property"@en ;
               skos:definition "The deteriorative property is a material property representing characteristics that describe the susceptibility of a material to degradation over time."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000601
co:PMD_0000601 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000931 ;
               rdfs:label "deterministic simulation"@en ;
               skos:definition "a simulation approach where outcomes are precisely determined through known relationships without random variability."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000602
co:PMD_0000602 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000030 ;
               rdfs:label "Gerät"@de ,
                          "device"@en ;
               skos:definition "A physical or virtual entity used to perform a specific function or task, often involving measurement, manipulation, or analysis of materials."@en ,
                               "Ein physisches oder virtuelles Objekt, das verwendet wird, um eine bestimmte Funktion oder Aufgabe auszuführen, häufig im Zusammenhang mit der Messung, Manipulation oder Analyse von Materialien."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000603
co:PMD_0000603 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000023 ;
               rdfs:label "Rolle eines Gerätes"@de ,
                          "device role"@en ;
               skos:definition "Rolle, die ein Geräte inne haben kann."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000604
co:PMD_0000604 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000621 ;
               owl:disjointWith co:PMD_0000620 ;
               rdfs:label "dielectric constant"@en ;
               skos:definition "The dielectric constant is an electrical property representing a measure of a material's ability to store electrical energy in an electric field."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000610
co:PMD_0000610 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000847 ;
               rdfs:label "Dimensionierungsfunktion"@de ,
                          "dimension measuring function"@en ;
               skos:definition "A subfunction of measuring performed to determine the dimensions of an object or material."@en ,
                               "Eine Unterfunktion des Messens, die durchgeführt wird, um die Abmessungen eines Objekts oder Materials zu bestimmen."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000613
co:PMD_0000613 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000931 ;
               rdfs:label "discrete-event simulation"@en ;
               skos:definition "a simulation method where events are processed at distinct points in time, commonly used for modeling systems with discrete state changes."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000618
co:PMD_0000618 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000949 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:RO_0000052 ;
                                 owl:someValuesFrom [ rdf:type owl:Class ;
                                                      owl:unionOf ( obo:BFO_0000027
                                                                    obo:BFO_0000030
                                                                    co:PMD_0000538
                                                                  )
                                                    ]
                               ] ;
               rdfs:label "elastic modulus"@en ;
               skos:definition "An elastic modulus is a measure of a material's stiffness, defined as the ratio of stress to strain in the elastic deformation region."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000619
co:PMD_0000619 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020148 ;
               rdfs:label "electric potential"@en ;
               skos:definition "The electric potential is a thermodynamic quality describing the amount of work needed to move a unit charge from a reference point to a specific location in an electric field."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000620
co:PMD_0000620 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000621 ;
               rdfs:label "electrical conductivity"@en ;
               skos:definition "The electrical conductivity is an electrical property describing the ability of a material to conduct electric current, influenced by its structure and composition."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000621
co:PMD_0000621 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000005 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty co:PMD_0001030 ;
                                 owl:someValuesFrom co:PMD_0000519
                               ] ;
               rdfs:label "electrical property"@en ;
               skos:definition "An electrical property is a material property that represents the characteristics of a material that determine its behavior under the influence of an electric field, such as conductivity, resistivity, and permittivity."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000627
co:PMD_0000627 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000596 ;
               rdfs:label "emission of accoustic wave"@en ;
               skos:definition "The emission of (an) accoustic wave is a deformation describing the release of sound waves by a material or system, often due to vibration or stress."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000628
co:PMD_0000628 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000629 ;
               rdfs:label "emission of corpuscular radiation"@en ;
               skos:definition "The emission of corpuscular radiation is an emission of radiation describing the release of particle-based radiation, such as alpha or beta particles, from a material or system."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000629
co:PMD_0000629 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000015 ;
               rdfs:label "emission of radiation"@en ;
               skos:definition "The emission radiation is a process describing the release of energy in the form of electromagnetic waves or particles from a material."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000630
co:PMD_0000630 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000629 ;
               rdfs:label "emission of wave radiation"@en ;
               skos:definition "The emission of wave radioation is an emission of radiation describing the release of energy in the form of waves, such as electromagnetic or acoustic waves, by a material or system."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000635
co:PMD_0000635 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000015 ;
               rdfs:label "evolution of damage"@en ;
               skos:definition "An evolution of damage is a process representing the progression of material degradation under mechanical, thermal, or chemical stresses."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000639
co:PMD_0000639 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0025004 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:BFO_0000051 ;
                                 owl:someValuesFrom co:PMD_0020026
                               ] ;
               rdfs:label "ferrous alloy"@en ;
               skos:definition "A ferrous alloy is a metal describing an alloy containing iron as its principal element, often combined with other elements for enhanced properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000644
co:PMD_0000644 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000847 ;
               rdfs:label "Kraftmessfunktion"@de ,
                          "force measuring function"@en ;
               skos:definition "A subfunction of measuring performed to determine the force applied to or by an object."@en ,
                               "Eine Unterfunktion des Messens, die durchgeführt wird, um die auf ein Objekt ausgeübte oder von ihm ausgeübte Kraft zu bestimmen."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000645
co:PMD_0000645 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000015 ;
               rdfs:label "formation of notch or scratch"@en ;
               skos:definition "The formation of (a) notch or (a) scratch is a process that describes the creation of small surface imperfections, which can influence a material's mechanical properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000654
co:PMD_0000654 rdf:type owl:Class ;
               rdfs:subClassOf [ owl:intersectionOf ( co:PMD_0000002
                                                      [ rdf:type owl:Restriction ;
                                                        owl:onProperty obo:BFO_0000050 ;
                                                        owl:someValuesFrom [ owl:intersectionOf ( obo:BFO_0000030
                                                                                                  [ rdf:type owl:Restriction ;
                                                                                                    owl:onProperty obo:RO_0000085 ;
                                                                                                    owl:someValuesFrom obo:BFO_0000034
                                                                                                  ]
                                                                                                ) ;
                                                                             rdf:type owl:Class
                                                                           ]
                                                      ]
                                                    ) ;
                                 rdf:type owl:Class
                               ] ;
               obo:IAO_0000116 "Classified by the role in a system."@en ;
               rdfs:label "functional material"@en ;
               skos:definition "A Functional Material F is an Engineered Material which has the disposition to be used for an Object O (O consists of F) and O's function is other/more than mechanical load carrying."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000661
co:PMD_0000661 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000002 ;
               obo:IAO_0000116 "Classified by morphology."@en ;
               rdfs:comment "It is often composed of silica-based compounds."@en ;
               rdfs:label "glass"@en ;
               skos:definition "A glass is an engineered material present as an amorphous solid typically formed by rapid cooling of a melt."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000663
co:PMD_0000663 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020003 ;
               rdfs:label "Korn"@de ,
                          "crystal grain"@en ;
               skos:definition "A crystal grain is a crystal that is continuant part of a polycrystal."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000768
co:PMD_0000768 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000008 ;
               rdfs:label "half-life"@en ;
               skos:definition "The half-life is a process attribute describing the time it takes for a material entity or a quality of a material entity to reduce its initial value to a half"@en ;
               skos:example "radioactive decay, material degradation"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000773
co:PMD_0000773 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000848 ;
               rdfs:label "hardness"@en ;
               skos:definition "The hardness is a mechanical property used as a measure of a material's resistance to localized plastic deformation, often tested by indentation or scratch methods."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000777
co:PMD_0000777 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000981 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty co:PMD_0001029 ;
                                 owl:someValuesFrom co:PMD_0000549
                               ] ;
               owl:disjointWith co:PMD_0000978 ;
               rdfs:label "heat capacity"@en ;
               skos:definition "The heat capacity is a thermal property describing the amount of heat energy required to raise the temperature of a material by a given amount."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000781
co:PMD_0000781 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000034 ;
               rdfs:label "Wärmebehandlungsfunktion"@de ,
                          "heat treatment function"@en ;
               skos:definition "A function performed to alter the properties of materials through controlled heating and cooling processes."@en ,
                               "Eine Funktion, die durchgeführt wird, um die Eigenschaften von Materialien durch kontrollierte Wärme- und Abkühlungsprozesse zu verändern."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000786
co:PMD_0000786 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000931 ;
               rdfs:label "hybrid simulation"@en ;
               skos:definition "a simulation approach that combines physical and computational models to analyze material behavior."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000789
co:PMD_0000789 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000773 ;
               rdfs:label "indentation hardness"@en ;
               skos:definition "The indentation hardness is a hardness representing the resistance of a material to deformation from an indenter, used to assess surface hardness."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000790
co:PMD_0000790 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000877 ;
               owl:disjointWith co:PMD_0000911 ;
               rdfs:label "index of refraction"@en ;
               skos:definition "The index of refraction is an optical property representing a measure of how much light bends when passing through a material, affecting its optical properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000805
co:PMD_0000805 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000034 ;
               rdfs:label "Irradiationsfunktion"@de ,
                          "irradiation function"@en ;
               skos:definition "A function performed to expose materials to radiation for altering their properties."@en ,
                               "Eine Funktion, die durchgeführt wird, um Materialien Strahlung auszusetzen, um deren Eigenschaften zu verändern."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000812
co:PMD_0000812 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000034 ;
               rdfs:label "Verbindungsfunktion"@de ,
                          "joining function"@en ;
               skos:definition "A function performed to connect or bond materials together through various methods such as welding or soldering."@en ,
                               "Eine Funktion, die ausgeführt wird, um Materialien durch verschiedene Methoden wie Schweißen oder Löten zu verbinden."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000825
co:PMD_0000825 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000005 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty co:PMD_0001030 ;
                                 owl:someValuesFrom co:PMD_0000521
                               ] ;
               rdfs:label "magnetic property"@en ;
               skos:definition "A magnetic property is a material property representing characteristics that describe how a material responds to magnetic fields, such as permeability and coercivity."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000828
co:PMD_0000828 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000034 ;
               rdfs:label "Magnetisierungsfunktion"@de ,
                          "magnetizing function"@en ;
               skos:definition "A function performed to induce a magnetic field in materials to modify their magnetic properties."@en ,
                               "Eine Funktion, die durchgeführt wird, um ein Magnetfeld in Materialien zu induzieren, um deren magnetische Eigenschaften zu verändern."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000832
co:PMD_0000832 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000034 ;
               rdfs:label "Fertigungsfunktion"@de ,
                          "manufacturing function"@en ;
               skos:definition "A function that inheres in devices or processes that are used to produce or assemble goods or components."@en ,
                               "Eine Funktion, die in Geräten oder Prozessen besteht, die zur Herstellung oder Montage von Waren oder Komponenten verwendet werden."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000833
co:PMD_0000833 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( obo:OBI_0000011
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:OBI_0000293 ;
                                                            owl:someValuesFrom obo:BFO_0000040
                                                          ]
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:OBI_0000299 ;
                                                            owl:someValuesFrom obo:BFO_0000040
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf obo:OBI_0000011 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:OBI_0000293 ;
                                 owl:someValuesFrom obo:BFO_0000040
                               ] ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:OBI_0000299 ;
                                 owl:someValuesFrom obo:BFO_0000040
                               ] ;
               rdfs:label "Herstellungsprozess"@de ,
                          "manufacturing process"@en ;
               skos:definition """A planned process that is driven by the primary intent to transform objects
A manufacturing process is always a transformative process."""@en ,
                               "Ein geplannter Prozess, der von der primären Absicht angetrieben wird, Objekte zu transformieren. Ein Herstellungsprozess ist immer ein Transformationsprozess."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000834
co:PMD_0000834 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000502 ;
               rdfs:label "map"@en ;
               skos:definition "A map is a 2-D information content entity describing a representation of spatial data or relationships, often used in material science for visualizing properties or distributions."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000845
co:PMD_0000845 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000023 ;
               owl:disjointWith co:PMD_0020001 ,
                                co:PMD_0020002 ;
               rdfs:label "matrix role"@en ;
               skos:definition "Matrix is the role of a PortionOfConnectedMatter that implies to host the Filler."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000847
co:PMD_0000847 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000034 ;
               rdfs:label "Messfunktion"@de ,
                          "measuring function"@en ;
               skos:definition "A function performed to determine the magnitude, quantity, or extent of a physical property or condition."@en ,
                               "Eine Funktion, die durchgeführt wird, um das Ausmaß, die Menge oder den Zustand einer physikalischen Eigenschaft zu bestimmen."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000848
co:PMD_0000848 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000005 ;
               rdfs:label "mechanical property"@en ;
               skos:definition """A mechanical property is a material property that inheres in a material M when an object O_target that consists of M is stimulated in a process through an interaction with an object O_stimulus and M changes its stress/strain/..(mechanical?) SDCs.

TODO: Check general class axiom and defintion altogether !!!"""@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000851
co:PMD_0000851 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000882 ;
               rdfs:label "melting point"@en ;
               skos:definition "The melting point is a phase boundary described by the temperature at which a solid becomes a liquid under standard atmospheric pressure."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000852
co:PMD_0000852 rdf:type owl:Class ;
               rdfs:subClassOf [ owl:intersectionOf ( co:PMD_0000002
                                                      [ rdf:type owl:Restriction ;
                                                        owl:onProperty obo:BFO_0000051 ;
                                                        owl:someValuesFrom [ owl:intersectionOf ( co:PMD_0020003
                                                                                                  [ rdf:type owl:Restriction ;
                                                                                                    owl:onProperty obo:RO_0000053 ;
                                                                                                    owl:someValuesFrom co:PMD_0050002
                                                                                                  ]
                                                                                                ) ;
                                                                             rdf:type owl:Class
                                                                           ]
                                                      ]
                                                    ) ;
                                 rdf:type owl:Class
                               ] ;
               obo:IAO_0000116 "Classified by morphology."@en ;
               rdfs:label "metal"@en ;
               skos:definition "A metal is an engineered material representing a class of materials characterized by high electrical and thermal conductivity, ductility, and metallic bonding."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000853
co:PMD_0000853 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020131 ;
               rdfs:label "crystallographic texture"@en ;
               skos:definition "The crystallographic texture is a morphological quality describing the arrangement and orientation of grains in a metallic material, observed through crystallographic analysis."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000857
co:PMD_0000857 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000001 ;
               rdfs:comment "The focus of interest when looking at an object throught the microstructure perspective is often its morphology."@en ;
               rdfs:label "microstructure"@en ;
               skos:definition "The microstructure represents the small-scale structure of a material, including grains, phases, and defects, visible under a microscope."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000861
co:PMD_0000861 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000924 ;
               rdfs:label "mohs hardness"@en ;
               skos:definition "Mohs Hardness is a scalar (scale) used to rank materials based on their ability to scratch one another."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000864
co:PMD_0000864 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000005 ;
               rdfs:label "morphological property"@en ;
               skos:definition "A morphological property is a material property representing the characteristics of a material's structure, such as shape, size, and distribution of its features."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000868
co:PMD_0000868 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000000 ;
               rdfs:label "natural organic material"@en ;
               skos:definition "Natural organic materials are materials derived from natural biological sources, primarily composed of carbon-based compounds."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000869
co:PMD_0000869 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000915 ;
               rdfs:label "occurence of chemical reaction"@en ;
               skos:definition "The occurrence of (a) chemical reaction is the process in which substances interact to form new chemical compounds or alter their molecular structure."@en .


###  https://w3id.org/pmd/co/PMD_0000870
co:PMD_0000870 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000915 ;
               rdfs:label "occurence of electic field"@en ;
               skos:definition "The occurrence of (an) electric field is a process describing the presence or generation of an electric field in a material or system."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000871
co:PMD_0000871 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000915 ;
               rdfs:label "occurence of magnetic field"@en ;
               skos:definition "The occurrence of (a) magenetic field is a process describing the presence or generation of a magnetic field in a material or system."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000877
co:PMD_0000877 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000005 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty co:PMD_0001030 ;
                                 owl:someValuesFrom co:PMD_0001008
                               ] ;
               rdfs:label "optical property"@en ;
               skos:definition "An optical property is a material property representing the characteristics that describe how a material interacts with light, including reflection, refraction, and absorption."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000880
co:PMD_0000880 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000015 ;
               rdfs:label "passing of time"@en ;
               skos:definition "Passing of time is a process that describes the progression of time, which can influence material aging and property changes."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000882
co:PMD_0000882 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000864 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:BFO_0000054 ;
                                 owl:someValuesFrom co:PMD_0000547
                               ] ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty co:PMD_0001029 ;
                                 owl:someValuesFrom co:PMD_0000549
                               ] ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty co:PMD_0001030 ;
                                 owl:someValuesFrom co:PMD_0000520
                               ] ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty co:PMD_0001030 ;
                                 owl:someValuesFrom co:PMD_0000523
                               ] ;
               rdfs:label "phase boundary"@en ;
               skos:definition "A phase boundary is a morphological property denoting the interface between two distinct phases of a material, such as solid-liquid or liquid-gas boundaries."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000884
co:PMD_0000884 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000931 ;
               rdfs:label "physical simulation"@en ;
               skos:definition "a simulating approach describing the use of computational or experimental methods to replicate physical behaviors or processes under defined conditions."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000885
co:PMD_0000885 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000834 ,
                               [ owl:intersectionOf ( co:PMD_0000834
                                                      [ rdf:type owl:Restriction ;
                                                        owl:onProperty [ owl:inverseOf obo:RO_0000059
                                                                       ] ;
                                                        owl:someValuesFrom co:PMD_0000853
                                                      ]
                                                    ) ;
                                 rdf:type owl:Class
                               ] ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty [ owl:inverseOf obo:RO_0000059
                                                ] ;
                                 owl:someValuesFrom co:PMD_0000853
                               ] ;
               rdfs:label "pole figure"@en ;
               skos:definition "A pole figure is a map representing a graphical representation of the orientation of crystallographic planes in a polycrystalline sample."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000888
co:PMD_0000888 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000002 ;
               obo:IAO_0000116 "Classified by morphology."@en ;
               rdfs:label "polymer"@en ;
               skos:definition "A polymer is an engineered material that consists of many repeated subunits (monomers) to form long chains. The atoms within a polymer chain are bonded together by covalent bonds. The intermolecular forces between polymer chains are typically represented by Van der Waals forces and hydrogen bonds."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000889
co:PMD_0000889 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000635 ;
               rdfs:label "pore growth"@en ;
               skos:definition "Pore Growth is an evolution of damagfe describing the process by which voids or pores in a material increase in size, often affecting its mechanical and physical properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000890
co:PMD_0000890 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000027 ;
               rdfs:label "connected material entity aggregate"@en ;
               skos:definition "A material entity aggregate that is a mereological sum of separate material entities, which adhere to one another through chemical bonds or physical junctions that go beyond gravity."@en ;
               skos:example "the atoms of a molecule, the molecules forming the membrane of a cell, the epidermis in a human body"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000891
co:PMD_0000891 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000027 ;
               rdfs:label "disconnected material entity aggregate"@en ;
               skos:definition "A material entity aggregate that is a mereological sum of scattered (i.e. spatially separated) material entities, which do not adhere to one another through chemical bonds or physical junctions but, instead, relate to one another merely on grounds of metric proximity. The material entities are separated from one another through space or through other material entities that do not belong to the group."@en ;
               skos:example "a heap of stones, a colony of honeybees, a group of synapses, the trees of a forest, the canopy of a forest, the fish of a shoal, a group of commuters on the subway, the patients in a hospital"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000893
co:PMD_0000893 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000891 ;
               rdfs:label "powder"@en ;
               skos:definition "A powder is a dry, solid disconnected material entity aggragate composed of many very fine particles. These particles can flow freely when shaken or tilted."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000896
co:PMD_0000896 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020131 ;
               owl:disjointWith co:PMD_0000967 ;
               rdfs:comment "The pressure is commonly measured in Pascals."@en ;
               rdfs:label "pressure"@en ;
               skos:definition "The pressure is a thermodynamic quality describing the force exerted per unit area on a material."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000898
co:PMD_0000898 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000847 ;
               rdfs:label "Druckmessfunktion"@de ,
                          "pressure measuring function"@en ;
               skos:definition "A subfunction of measuring performed to determine the pressure of gases or liquids."@en ,
                               "Eine Unterfunktion des Messens, die durchgeführt wird, um den Druck von Gasen oder Flüssigkeiten zu bestimmen."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000910
co:PMD_0000910 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000773 ;
               rdfs:label "rebound hardness"@en ;
               skos:definition "The rebound hardness is representing a measure of a material's hardness based on the height of rebound of a hammer dropped on the material."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000911
co:PMD_0000911 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000877 ;
               rdfs:label "reflectivity"@en ;
               skos:definition "The reflectivity is an optical property that describes the proportion of incident light or radiation that a material reflects."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000915
co:PMD_0000915 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000015 ;
               rdfs:label "responding process"@en ;
               skos:definition "The responding process is a process describing the reaction of a material or system to an applied stimulus."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000924
co:PMD_0000924 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000773 ;
               obo:IAO_0000119 "A measure of a material's resistance to deformation or scratching by a harder material." ;
               rdfs:label "scratch hardness"@en ;
               skos:definition "The scratch hardness is a hardness representing a measure of a material's resistance to deformation or scratching by a harder material."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000927
co:PMD_0000927 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0000833
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000055 ;
                                                            owl:someValuesFrom co:PMD_0000592
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0000833 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:BFO_0000055 ;
                                 owl:someValuesFrom co:PMD_0000592
                               ] ;
               obo:IAO_0000119 "Official definition can be found in: DIN 8580:2003-9 Fertigungsverfahren, Page 4, 3.1.3 Trennen - Definition"@en ;
               rdfs:label "Trennen"@de ,
                          "separating"@en ;
               skos:definition "A manufacturing process in which the bond between objects is broken, resulting in a partial or complete reduction in cohesion."@en ,
                               "Ein Herstellungsprozess, bei dem die Bindung zwischen Objekten aufgehoben wird, was zu einer teilweisen oder vollständigen Verringerung der Kohäsion führt."@de ;
               skos:example "Disassembling, Removal"@en ;
               co:PMD_0050117 "Cutting"@en .


###  https://w3id.org/pmd/co/PMD_0000931
co:PMD_0000931 rdf:type owl:Class ;
               rdfs:subClassOf obo:IAO_0000033 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:BFO_0000051 ;
                                 owl:someValuesFrom obo:IAO_0000005
                               ] ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:BFO_0000051 ;
                                 owl:someValuesFrom obo:IAO_0000007
                               ] ;
               rdfs:label "simulation method specification"@en ;
               skos:definition "A plan specification that specifies the method of creating a computational or physical model to replicate the behavior of a material or system under specific conditions."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000939
co:PMD_0000939 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000812 ;
               rdfs:label "Lötfunktion"@de ,
                          "soldering function"@en ;
               skos:definition "A subfunction of joining performed to connect materials using soldering techniques."@en ,
                               "Eine Unterfunktion des Verbindens, die durchgeführt wird, um Materialien durch Löttechniken zu verbinden."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000942
co:PMD_0000942 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020131 ;
               rdfs:label "specific surface area"@en ;
               skos:definition "The specific surface area is a morphologic quality describing the total surface area of a material per unit of mass or volume."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000946
co:PMD_0000946 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000501 ;
               owl:disjointWith co:PMD_0000992 ;
               rdfs:label "spectrum"@en ;
               skos:definition "A spectrum is a 1-D information content entity that describes the range of wavelengths or frequencies of a physical property, often used in reference to light, sound, or electromagnetic radiation."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000947
co:PMD_0000947 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000506 ;
               rdfs:label "speed of sound"@en ;
               skos:definition "The speed of sound is an accoustic property representing the rate at which sound waves travel through a material, dependent on its density and elastic properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000949
co:PMD_0000949 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000005 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty co:PMD_0001029 ;
                                 owl:someValuesFrom co:PMD_0000596
                               ] ;
               owl:disjointWith co:PMD_0000952 ;
               rdfs:label "stiffness"@en ;
               skos:definition "The stiffness is a mechanical property describing the resistance of a material to deformation under an applied force."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000950
co:PMD_0000950 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000015 ;
               rdfs:label "stimulating process"@en ;
               skos:definition "The stimulating process is a process describing the application of an external influence, such as force, heat, or radiation, to study material response."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000951
co:PMD_0000951 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000931 ;
               rdfs:label "stochastic simulation"@en ;
               skos:definition "a simulation approach that incorporates random variables to model probabilistic systems or processes."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000952
co:PMD_0000952 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000848 ;
               rdfs:label "strength"@en ;
               skos:definition "The strength is a mechanical property describing the maximum stress a material can withstand before failure."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000953
co:PMD_0000953 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000635 ;
               rdfs:label "structural and chemical decay"@en ;
               skos:definition "The structural and chemical decay is an evolution of damage describing the deterioration of a material's structure and composition over time due to environmental or operational conditions."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000955
co:PMD_0000955 rdf:type owl:Class ;
               rdfs:subClassOf [ owl:intersectionOf ( co:PMD_0000654
                                                      [ rdf:type owl:Restriction ;
                                                        owl:onProperty obo:BFO_0000050 ;
                                                        owl:someValuesFrom [ owl:intersectionOf ( obo:BFO_0000030
                                                                                                  [ rdf:type owl:Restriction ;
                                                                                                    owl:onProperty obo:RO_0000085 ;
                                                                                                    owl:someValuesFrom obo:OBI_0000379
                                                                                                  ]
                                                                                                ) ;
                                                                             rdf:type owl:Class
                                                                           ]
                                                      ]
                                                    ) ;
                                 rdf:type owl:Class
                               ] ;
               obo:IAO_0000116 "Classified by the role in a system."@en ;
               rdfs:label "structural material"@en ;
               skos:definition "A Structural Material S is an Engineered Material which has the disposition to be used for an Object O (O consists of S) and O's function is primarily mechanical load carrying."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000960
co:PMD_0000960 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000603 ;
               rdfs:label "Kalibrierungsgegenstandsrolle"@de ,
                          "subject of calibration role"@en ;
               skos:definition "Role of a device that is being calibrated. The role is realized in a calibration process."@en ,
                               "Rolle eines Gerätes (Kalibrierungsgegenstand), das kalibriert wird. Die Rolle wird ein einem Kalibrierungsprozess realisiert."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000961
co:PMD_0000961 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000882 ;
               rdfs:label "sublimation point"@en ;
               skos:definition "The sublimation point is a phase boundary that describes the temperature at which a material transitions directly from a solid to a gaseous state without passing through the liquid phase."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000965
co:PMD_0000965 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000024 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:BFO_0000050 ;
                                 owl:allValuesFrom [ rdf:type owl:Class ;
                                                     owl:unionOf ( obo:BFO_0000027
                                                                   obo:BFO_0000030
                                                                 )
                                                   ]
                               ] ;
               rdfs:label "surface layer (fiat object part)"@en ;
               skos:definition "A surface layer (fiat object part) is a fiat object part that is part of only object. The surface layer is the three dimensional region defining the outermost layer of an object, where surface-interactions with other material entities occur. What is considered as the surface is thus defined by the interaction process."@en ;
               skos:example "When considering optical properties of a surface layer (fiat object part) of a polished piece of metal we likely consider a different three dimensional spatial region than when considering the scratch hardness properties of the same polished piece of metal."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000967
co:PMD_0000967 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020131 ;
               rdfs:comment "The concept refers to an absolute tempeature, not to be mistaken with temperature difference."@en ,
                            "To express that an object has a temperature, the property 'intensive bearer of' can be used. It implies a chain of: object consists of some portion of matter and portion of matter bearer of some temperature."@en ;
               rdfs:label "temperature"@en ;
               skos:definition "The temperature is a fundamental intensive quality representing the average atomic or molcular movement or vibration of a portion of matter."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000969
co:PMD_0000969 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000034 ;
               rdfs:label "Temperaturänderungsfunktion"@de ,
                          "temperature change function"@en ;
               skos:definition "A subfunction of heat treatment performed to induce changes in temperature to alter material properties."@en ,
                               "Eine Unterfunktion der Wärmebehandlung, die durchgeführt wird, um Temperaturänderungen hervorzurufen, um die Materialeigenschaften zu verändern."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000971
co:PMD_0000971 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000847 ;
               rdfs:label "Temperaturmessfunktion"@de ,
                          "temperature measuring function"@en ;
               skos:definition "A subfunction of measuring performed to determine the temperature of an object or environment."@en ,
                               "Eine Unterfunktion des Messens, die durchgeführt wird, um die Temperatur eines Objekts oder einer Umgebung zu bestimmen."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000972
co:PMD_0000972 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000005 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty co:PMD_0001030 ;
                                 owl:someValuesFrom co:PMD_0000880
                               ] ;
               rdfs:label "temporal property"@en ;
               skos:definition "A temporal property is a material property that represents attributes related to the time-dependent behavior of a material or process."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000976
co:PMD_0000976 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000034 ;
               rdfs:label "Testfunktion"@de ,
                          "testing function"@en ;
               skos:definition "A function performed to assess or evaluate the properties, performance, or quality of materials or devices."@en ,
                               "Eine Funktion, die durchgeführt wird, um die Eigenschaften, Leistung oder Qualität von Materialien oder Geräten zu bewerten."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000978
co:PMD_0000978 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000981 ;
               rdfs:label "thermal conductivity"@en ;
               skos:definition "The thermal conductivity is a thermal property describing the ability of a material to conduct heat."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000980
co:PMD_0000980 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000847 ;
               rdfs:label "Wärmeleitfähigkeitsmessfunktion"@de ,
                          "thermal conductivity measuring function"@en ;
               skos:definition "A function that inheres in devices used to measure the thermal conductivity of materials."@en ,
                               "Eine Funktion, die in Geräten besteht, die zur Messung der Wärmeleitfähigkeit von Materialien verwendet werden."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000981
co:PMD_0000981 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000005 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty co:PMD_0001030 ;
                                 owl:someValuesFrom co:PMD_0000520
                               ] ;
               rdfs:label "thermal property"@en ;
               skos:definition "A thermal property is a material property representing attributes of a material that describe its behavior under temperature changes, such as thermal conductivity and expansion."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000992
co:PMD_0000992 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000501 ;
               rdfs:label "time series"@en ;
               skos:definition "A time series is a 1-D information content entity defined by a sequence of data points collected or recorded at successive time intervals, used for analyzing temporal properties or trends."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0000996
co:PMD_0000996 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000882 ;
               rdfs:label "triple point"@en ;
               skos:definition "The triple point is a phase boundary described by the specific temperature and pressure at which three phases of a substance coexist in equilibrium."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0001008
co:PMD_0001008 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000015 ;
               rdfs:label "waver irradiation"@en ;
               skos:definition "A waver irradiation is an irradiation describing an exposure of a material or system to electromagnetic waves or radiation."@en .


###  https://w3id.org/pmd/co/PMD_0001013
co:PMD_0001013 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000812 ;
               rdfs:label "Schweißfunktion"@de ,
                          "welding function"@en ;
               skos:definition "A subfunction of joining performed to fuse materials together using welding techniques."@en ,
                               "Eine Unterfunktion des Verbindens, die durchgeführt wird, um Materialien durch Schweißtechniken zu verbinden."@de ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0001998
co:PMD_0001998 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0000602
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:RO_0000085 ;
                                                            owl:someValuesFrom co:PMD_0000592
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0000602 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:RO_0000085 ;
                                 owl:someValuesFrom co:PMD_0000592
                               ] ;
               rdfs:label "cutting device"@en ;
               skos:definition "A device designed to cut, slice, divide, or sever objects."@en .


###  https://w3id.org/pmd/co/PMD_0020000
co:PMD_0020000 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000040 ;
               rdfs:label "phase (thermodynamic)"@en ;
               skos:definition "A thermodynamic phase is portion of matter that is part of a thermodynamic system and has homogeneus thermodynamic properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020001
co:PMD_0020001 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000023 ;
               rdfs:label "filler role"@en ;
               skos:definition "Filler is the role of a PortionOfDisconnectedMatter that implies being hosted in a Matrix."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020002
co:PMD_0020002 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000023 ;
               rdfs:label "precipitate role"@en ;
               skos:definition "Precipitate is the role of a Portion Of Matter that implies being hosted in a Matrix and the Precipitate derives from the Matrix or the Precipitate derives from the Thing that the Matrix derives from."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020003
co:PMD_0020003 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000030 ;
               rdfs:label "crystal"@en ;
               skos:definition "A crystal is an object that has part some entities that concretize a Bravais lattice."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020004
co:PMD_0020004 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( obo:IAO_0000030
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:RO_0000058 ;
                                                            owl:someValuesFrom co:PMD_0025001
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf obo:IAO_0000030 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:RO_0000058 ;
                                 owl:someValuesFrom co:PMD_0025001
                               ] ;
               rdfs:label "composition specification"@en ;
               skos:definition "Composition specification is an information content entity that is conretized by  composition of a portion of matter and has memebers fraction specifications of portions of other matters (but not chemical elements) of which the whole portion of matter consists of (has parts)."@en ;
               skos:example "Nitric acid solution has quality  composition , which concretizes the composition specification .The composition specification has parts fraction specifications of nitric acid, e.g., 4 vol.%, and distilled water. These fraction specifications specify value of pure substances of nitric acid and distilled water, respectively. Furthermore, these fraction specifications are conretized by relational qualities (volume) proportion of nitric acid and (volume) proportion of distilled water."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020023
co:PMD_0020023 rdf:type owl:Class ;
               owl:equivalentClass [ rdf:type owl:Class ;
                                     owl:oneOf ( co:PMD_0020027
                                                 co:PMD_0020097
                                                 co:PMD_0020100
                                                 co:PMD_0020107
                                                 co:PMD_0020109
                                                 co:PMD_0020110
                                                 co:PMD_0020111
                                               )
                                   ] ;
               rdfs:subClassOf obo:OBI_0001930 ;
               rdfs:label "metallic grain structures"@en ;
               skos:definition "Metallic grain structures are descriptors for the morphology of polycrystalline metallic materials. Polycrystalline metallic materials will typically form their grain structures as one of those categories or a transition or mixture state of those."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020024
co:PMD_0020024 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050000 ;
               rdfs:label "hydrogen bond"@en ;
               skos:definition "A hydrogen bond is a bond that binds one molecule’s hydrogen atom with the electronegative atoms of another molecule."@en ;
               skos:example "The bond that forms between liquid water molecules at one molecules hydrogen ends and the other molecules oxigen end."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020026
co:PMD_0020026 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_18248
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only Iron atoms."@en ;
               rdfs:label "portion of iron"@en ;
               skos:definition "A 'Portion Of Iron' is a 'Poriton Of Pure Substance' that 'consists of' only chebi:iron atom."@en .


###  https://w3id.org/pmd/co/PMD_0020028
co:PMD_0020028 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_30430
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only indium atoms."@en ;
               rdfs:label "portion of indium"@en ;
               skos:definition "A 'Portion Of Indium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:indium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020029
co:PMD_0020029 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_28073
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only chromium atoms."@en ;
               rdfs:label "portion of chromium"@en ;
               skos:definition "A 'Portion Of Chromium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:chromium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020030
co:PMD_0020030 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_27594
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only carbon atoms."@en ;
               rdfs:label "portion of carbon"@en ;
               skos:definition "A 'Portion Of Carbon' is a 'Portion Of Pure Substance' that 'consists of' only chebi:carbon atom."@en .


###  https://w3id.org/pmd/co/PMD_0020031
co:PMD_0020031 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_30441
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only germanium atoms."@en ;
               rdfs:label "portion of germanium"@en ;
               skos:definition "A 'Portion Of Germanium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:germanium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020032
co:PMD_0020032 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_27998
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only tungsten atoms."@en ;
               rdfs:label "portion of tungsten"@en ;
               skos:definition "A 'Portion Of Tungsten' is a 'Portion Of Pure Substance' that 'consists of' only chebi:tungsten."@en .


###  https://w3id.org/pmd/co/PMD_0020033
co:PMD_0020033 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33379
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only erbium atoms."@en ;
               rdfs:label "portion of erbium"@en ;
               skos:definition "A 'Portion Of Erbium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:erbium."@en .


###  https://w3id.org/pmd/co/PMD_0020034
co:PMD_0020034 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_28685
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only molybdenum atoms."@en ;
               rdfs:label "portion of molybdenum"@en ;
               skos:definition "A 'Portion Of Molybdenum' is a 'Portion Of Pure Substance' that 'consists of' only chebi:molybdenum atom."@en .


###  https://w3id.org/pmd/co/PMD_0020035
co:PMD_0020035 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33344
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only niobium atoms."@en ;
               rdfs:label "portion of niobium"@en ;
               skos:definition "A 'Portion Of Niobium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:niobium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020036
co:PMD_0020036 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_49882
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only rhenium atoms."@en ;
               rdfs:label "portion of rhenium"@en ;
               skos:definition "A 'Portion Of Rhenium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:rhenium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020037
co:PMD_0020037 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_30145
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only lithium atoms."@en ;
               rdfs:label "portion of lithium"@en ;
               skos:definition "A 'Portion Of Lithium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:lithium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020038
co:PMD_0020038 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_25555
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only nitrogen atoms."@en ;
               rdfs:label "portion of nitrogen"@en ;
               skos:definition "A 'Portion Of Nitrogen' is a 'Portion Of Pure Substance' that 'consists of' only chebi:nitrogen atom."@en .


###  https://w3id.org/pmd/co/PMD_0020039
co:PMD_0020039 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_27638
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only cobalt atoms."@en ;
               rdfs:label "portion of cobalt"@en ;
               skos:definition "A 'Portion Of Cobalt' is a 'Portion Of Pure Substance' that 'consists of' only chebi:cobalt atom."@en .


###  https://w3id.org/pmd/co/PMD_0020040
co:PMD_0020040 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_29287
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only gold atoms."@en ;
               rdfs:label "portion of gold"@en ;
               skos:definition "A 'Portion Of Gold' is a 'Portion Of Pure Substance' that 'consists of' only chebi:gold atom."@en .


###  https://w3id.org/pmd/co/PMD_0020041
co:PMD_0020041 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_49475
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only argon atoms."@en ;
               rdfs:label "portion of argon"@en ;
               skos:definition "A 'Portion Of Argon' is a 'Portion Of Pure Substance' that 'consists of' only chebi:argon atom."@en .


###  https://w3id.org/pmd/co/PMD_0020042
co:PMD_0020042 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_22977
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only cadmium atoms."@en ;
               rdfs:label "portion of cadmium"@en ;
               skos:definition "A 'Portion Of Cadmium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:cadmium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020043
co:PMD_0020043 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_32594
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only barium atoms."@en ;
               rdfs:label "portion of barium"@en ;
               skos:definition "A 'Portion Of Barium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:barium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020044
co:PMD_0020044 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33348
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only tantalum atoms."@en ;
               rdfs:label "portion of tantalum"@en ;
               skos:definition "A 'Portion Of Tantalum' is a 'Portion Of Pure Substance' that 'consists of' only chebi:tantalum atom."@en .


###  https://w3id.org/pmd/co/PMD_0020045
co:PMD_0020045 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_30513
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only antimony atoms."@en ;
               rdfs:label "portion of antimony"@en ;
               skos:definition "A 'Portion Of Antimony' is a 'Portion Of Pure Substance' that 'consists of' only chebi:antimony atom."@en .


###  https://w3id.org/pmd/co/PMD_0020046
co:PMD_0020046 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_26216
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only potassium atoms."@en ;
               rdfs:label "portion of potassium"@en ;
               skos:definition "A 'Portion Of Potassium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:potassium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020047
co:PMD_0020047 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_28659
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only phosphorus atoms."@en ;
               rdfs:label "portion of phosphorus"@en ;
               skos:definition "A 'Portion Of Phosphorus' is a 'Portion Of Pure Substance' that 'consists of' only chebi:phosphorus atom."@en .


###  https://w3id.org/pmd/co/PMD_0020048
co:PMD_0020048 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_27560
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only boron atoms."@en ;
               rdfs:label "portion of boron"@en ;
               skos:definition "A 'Portion Of Boron' is a 'Portion Of Pure Substance' that 'consists of' only chebi:boron atom."@en .


###  https://w3id.org/pmd/co/PMD_0020049
co:PMD_0020049 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_30217
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only helium atoms."@en ;
               rdfs:label "portion of helium"@en ;
               skos:definition "A 'Portion Of Helium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:helium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020050
co:PMD_0020050 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_27573
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only silicon atoms."@en ;
               rdfs:label "portion of silicon"@en ;
               skos:definition "A 'Portion Of Silicon' is a 'Portion Of Pure Substance' that 'consists of' only chebi:silicon atom."@en .


###  https://w3id.org/pmd/co/PMD_0020051
co:PMD_0020051 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_28112
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only nickel atoms."@en ;
               rdfs:label "portion of nickel"@en ;
               skos:definition "A 'Portion Of Nickel' is a 'Portion Of Pure Substance' that 'consists of' only chebi:nickel atom."@en .


###  https://w3id.org/pmd/co/PMD_0020052
co:PMD_0020052 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33331
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only yttrium atoms."@en ;
               rdfs:label "portion of yttrium"@en ;
               skos:definition "A 'Portion Of Yttrium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:yttrium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020053
co:PMD_0020053 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33342
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only zirconium atoms."@en ;
               rdfs:label "portion of zirconium"@en ;
               skos:definition "A 'Portion Of Zirconium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:zirconium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020054
co:PMD_0020054 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_28694
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only copper atoms."@en ;
               rdfs:label "portion of copper"@en ;
               skos:definition "A 'Portion Of Copper' is a 'Portion Of Pure Substance' that 'consists of' only chebi:copper atom."@en .


###  https://w3id.org/pmd/co/PMD_0020055
co:PMD_0020055 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33355
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only bohrium atoms."@en ;
               rdfs:label "portion of bohrium"@en ;
               skos:definition "A 'Portion Of Bohrium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:bohrium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020056
co:PMD_0020056 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_24061
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only fluorine atoms."@en ;
               rdfs:label "portion of fluorine"@en ;
               skos:definition "A 'Portion Of Fluorine' is a 'Portion Of Pure Substance' that 'consists of' only chebi:fluorine atom."@en .


###  https://w3id.org/pmd/co/PMD_0020057
co:PMD_0020057 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33364
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only platinum atoms."@en ;
               rdfs:label "portion of platinum"@en ;
               skos:definition "A 'Portion Of Platinum' is a 'Portion Of Pure Substance' that 'consists of' only chebi:platinum."@en .


###  https://w3id.org/pmd/co/PMD_0020058
co:PMD_0020058 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33369
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only cerium atoms."@en ;
               rdfs:label "portion of cerium"@en ;
               skos:definition "A 'Portion Of Cerium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:cerium."@en .


###  https://w3id.org/pmd/co/PMD_0020059
co:PMD_0020059 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_26833
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only sulfur atoms."@en ;
               rdfs:label "portion of sulfur"@en ;
               skos:definition "A 'Portion Of Sulfur' is a 'Portion Of Pure Substance' that 'consists of' only chebi:sulfur atom."@en .


###  https://w3id.org/pmd/co/PMD_0020060
co:PMD_0020060 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_25016
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only lead atoms."@en ;
               rdfs:label "portion of lead"@en ;
               skos:definition "A 'Portion Of Lead' is a 'Portion Of Pure Substance' that 'consists of' only chebi:lead atom."@en .


###  https://w3id.org/pmd/co/PMD_0020061
co:PMD_0020061 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_49696
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only krypton atoms."@en ;
               rdfs:label "portion of krypton"@en ;
               skos:definition "A 'Portion Of Krypton' is a 'Portion Of Pure Substance' that 'consists of' only chebi:krypton atom."@en .


###  https://w3id.org/pmd/co/PMD_0020062
co:PMD_0020062 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33301
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only bismuth atoms."@en ;
               rdfs:label "portion of bismuth"@en ;
               skos:definition "A 'Portion Of Bismuth' is a 'Portion Of Pure Substance' that 'consists of' only chebi:bismuth atom."@en .


###  https://w3id.org/pmd/co/PMD_0020063
co:PMD_0020063 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33310
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only neon atoms."@en ;
               rdfs:label "portion of neon"@en ;
               skos:definition "A 'Portion Of Neon' is a 'Portion Of Pure Substance' that 'consists of' only chebi:neon atom."@en .


###  https://w3id.org/pmd/co/PMD_0020064
co:PMD_0020064 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_30440
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only thallium atoms."@en ;
               rdfs:label "portion of thallium"@en ;
               skos:definition "A 'Portion Of Thallium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:thallium."@en .


###  https://w3id.org/pmd/co/PMD_0020065
co:PMD_0020065 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_27568
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only selenium atoms."@en ;
               rdfs:label "portion of selenium"@en ;
               skos:definition "A 'Portion Of Selenium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:selenium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020066
co:PMD_0020066 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_30682
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only ruthenium atoms."@en ;
               rdfs:label "portion of ruthenium"@en ;
               skos:definition "A 'Portion Of Ruthenium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:ruthenium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020067
co:PMD_0020067 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_25107
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only magnesium atoms."@en ;
               rdfs:label "portion of magnesium"@en ;
               skos:definition "A 'Portion Of Magnesium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:magnesium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020068
co:PMD_0020068 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_27363
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only zinc atoms."@en ;
               rdfs:label "portion of zinc"@en ;
               skos:definition "A 'Portion Of Zinc' is a 'Portion Of Pure Substance' that 'consists of' only chebi:zinc atom."@en .


###  https://w3id.org/pmd/co/PMD_0020069
co:PMD_0020069 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_25195
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only mercury atoms."@en ;
               rdfs:label "portion of mercury"@en ;
               skos:definition "A 'Portion Of Mercury' is a 'Portion Of Pure Substance' that 'consists of' only chebi:mercury atom."@en .


###  https://w3id.org/pmd/co/PMD_0020070
co:PMD_0020070 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_49957
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only xenon atoms."@en ;
               rdfs:label "portion of xenon"@en ;
               skos:definition "A 'Portion Of Xenon' is a 'Portion Of Pure Substance' that 'consists of' only chebi:xenon atom."@en .


###  https://w3id.org/pmd/co/PMD_0020071
co:PMD_0020071 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_28984
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only aluminium atoms."@en ;
               rdfs:label "portion of aluminium"@en ;
               skos:definition "A 'Portion Of Aluminium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:aluminium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020072
co:PMD_0020072 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_26708
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only sodium atoms."@en ;
               rdfs:label "portion of sodium"@en ;
               skos:definition "A 'Portion Of Sodium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:sodium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020073
co:PMD_0020073 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_24859
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only iodine atoms."@en ;
               rdfs:label "portion of iodine"@en ;
               skos:definition "A 'Portion Of Iodine' is a 'Portion Of Pure Substance' that 'consists of' only chebi:iodine atom."@en .


###  https://w3id.org/pmd/co/PMD_0020074
co:PMD_0020074 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_30514
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only caesium atoms."@en ;
               rdfs:label "portion of caesium"@en ;
               skos:definition "A 'Portion Of Caesium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:caesium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020075
co:PMD_0020075 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_23116
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only chlorine atoms."@en ;
               rdfs:label "portion of chlorine"@en ;
               skos:definition "A 'Portion Of Chlorine' is a 'Portion Of Pure Substance' that 'consists of' only chebi:chlorine atom."@en .


###  https://w3id.org/pmd/co/PMD_0020076
co:PMD_0020076 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_30512
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only silver atoms."@en ;
               rdfs:label "portion of silver"@en ;
               skos:definition "A 'Portion Of Silver' is a 'Portion Of Pure Substance' that 'consists of' only chebi:silver atom."@en .


###  https://w3id.org/pmd/co/PMD_0020077
co:PMD_0020077 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33374
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only samarium atoms."@en ;
               rdfs:label "portion of samarium"@en ;
               skos:definition "A 'Portion Of Samarium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:samarium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020078
co:PMD_0020078 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_18291
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only manganese atoms."@en ;
               rdfs:label "portion of manganese"@en ;
               skos:definition "A 'Portion Of Manganese' is a 'Portion Of Pure Substance' that 'consists of' only chebi:manganese atom."@en .


###  https://w3id.org/pmd/co/PMD_0020079
co:PMD_0020079 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_27563
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only arsenic atoms."@en ;
               rdfs:label "portion of arsenic"@en ;
               skos:definition "A 'Portion Of Arsenic' is a 'Portion Of Pure Substance' that 'consists of' only chebi:arsenic atom."@en .


###  https://w3id.org/pmd/co/PMD_0020080
co:PMD_0020080 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_30501
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only beryllium atoms."@en ;
               rdfs:label "portion of beryllium"@en ;
               skos:definition "A 'Portion Of Beryllium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:beryllium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020081
co:PMD_0020081 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_22984
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only calcium atoms."@en ;
               rdfs:label "portion of calcium"@en ;
               skos:definition "A 'Portion Of Calcium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:calcium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020082
co:PMD_0020082 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33372
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only neodymium atoms."@en ;
               rdfs:label "portion of neodymium"@en ;
               skos:definition "A 'Portion Of Neodymium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:neodymium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020083
co:PMD_0020083 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_49637
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only hydrogen atoms."@en ;
               rdfs:label "portion of hydrogen"@en ;
               skos:definition "A 'Portion Of Hydrogen' is a 'Portion Of Pure Substance' that 'consists of' only chebi:hydrogen atom."@en .


###  https://w3id.org/pmd/co/PMD_0020084
co:PMD_0020084 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_30687
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only osmium atoms."@en ;
               rdfs:label "portion of osmium"@en ;
               skos:definition "A 'Portion Of Osmium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:osmium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020085
co:PMD_0020085 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_49666
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only iridium atoms."@en ;
               rdfs:label "portion of iridium"@en ;
               skos:definition "A 'Portion Of Iridium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:iridium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020086
co:PMD_0020086 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_49631
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only gallium atoms."@en ;
               rdfs:label "portion of gallium"@en ;
               skos:definition "A 'Portion Of Gallium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:gallium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020087
co:PMD_0020087 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_22927
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only bromine atoms."@en ;
               rdfs:label "portion of bromine"@en ;
               skos:definition "A 'Portion Of Bromine' is a 'Portion Of Pure Substance' that 'consists of' only chebi:bromine atom."@en .


###  https://w3id.org/pmd/co/PMD_0020088
co:PMD_0020088 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_27007
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only tin atoms."@en ;
               rdfs:label "portion of tin"@en ;
               skos:definition "A 'Portion Of Tin' is a 'Portion Of Pure Substance' that 'consists of' only chebi:tin atom."@en .


###  https://w3id.org/pmd/co/PMD_0020089
co:PMD_0020089 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33343
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only hafnium atoms."@en ;
               rdfs:label "portion of hafnium"@en ;
               skos:definition "A 'Portion Of Hafnium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:hafnium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020090
co:PMD_0020090 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_27214
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only uranium atoms."@en ;
               rdfs:label "portion of uranium"@en ;
               skos:definition "A 'Portion Of Uranium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:uranium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020091
co:PMD_0020091 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_25805
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only oxygen atoms."@en ;
               rdfs:label "portion of oxygen"@en ;
               skos:definition "A 'Portion Of Oxygen' is a 'Portion Of Pure Substance' that 'consists of' only chebi:oxygen atom."@en .


###  https://w3id.org/pmd/co/PMD_0020092
co:PMD_0020092 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33363
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only palladium atoms."@en ;
               rdfs:label "portion of palladium"@en ;
               skos:definition "A 'Portion Of Palladium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:palladium."@en .


###  https://w3id.org/pmd/co/PMD_0020093
co:PMD_0020093 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_27698
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only vanadium atoms."@en ;
               rdfs:label "portion of vanadium"@en ;
               skos:definition "A 'Portion Of Vanadium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:vanadium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020094
co:PMD_0020094 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33330
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only scandium atoms."@en ;
               rdfs:label "portion of scandium"@en ;
               skos:definition "A 'Portion Of Scandium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:scandium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020095
co:PMD_0020095 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0020140
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:BFO_0000051 ;
                                                            owl:allValuesFrom obo:CHEBI_33341
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020140 ;
               rdfs:comment "A Portion Of Matter that consists of only titanium atoms."@en ;
               rdfs:label "portion of titanium"@en ;
               skos:definition "A 'Portion Of Titanium' is a 'Portion Of Pure Substance' that 'consists of' only chebi:titanium atom."@en .


###  https://w3id.org/pmd/co/PMD_0020096
co:PMD_0020096 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000639 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:BFO_0000051 ;
                                 owl:someValuesFrom co:PMD_0020030
                               ] ;
               rdfs:label "steel"@en ;
               skos:definition "Steel is a ferrous alloy that consists of iron and carbon and possibly other alloying elements (and possibly impurities)."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020098
co:PMD_0020098 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000031 ;
               rdfs:label "nature constant"@en ;
               skos:definition "A nature constant is a generically dependent continuant whose value, magintude or configuration is determined by nature including physics and mathematics."@en ;
               skos:example "Examples of nature constants are the speed of light, pi, and the 14 Bravais lattices."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020099
co:PMD_0020099 rdf:type owl:Class ;
               owl:equivalentClass [ rdf:type owl:Class ;
                                     owl:oneOf ( co:PMD_0020006
                                                 co:PMD_0020007
                                                 co:PMD_0020008
                                                 co:PMD_0020009
                                                 co:PMD_0020010
                                                 co:PMD_0020011
                                                 co:PMD_0020012
                                                 co:PMD_0020013
                                                 co:PMD_0020014
                                                 co:PMD_0020015
                                                 co:PMD_0020016
                                                 co:PMD_0020017
                                                 co:PMD_0020018
                                                 co:PMD_0020019
                                               )
                                   ] ;
               rdfs:subClassOf obo:OBI_0001930 ;
               rdfs:label "bravais lattice (3d)"@en ;
               skos:definition """The Bravais Lattice is a nature constant that describes the possible geometric arrangement of lattice points in a crystal. The present descriptor is limited to the 14 possible three-dimensional arrangements. 

TODO: possibly extend for 2D (Graphene etc)

More elaborate crystal descriptions may be found in http://emmo.info/domain-crystallography/crystallography or https://purls.helmholtz-metadaten.de/disos/cso"""@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020101
co:PMD_0020101 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000145 ;
               owl:disjointWith co:PMD_0050000 ;
               rdfs:label "proportion"@en ;
               skos:altLabel "concentration"@en ,
                             "fraction"@en ;
               skos:definition "A Proportion is a relational quality between two entites (the whole and the part) which quantifies the relation between the whole and its part."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020102
co:PMD_0020102 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020101 ;
               rdfs:label "mass proportion"@en ;
               skos:definition "The Mass Proportion is a Proportion which quantifies the mass of the part relative to the mass of the whole."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020103
co:PMD_0020103 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020101 ;
               rdfs:label "molar proportion"@en ;
               skos:altLabel "Molar Ratio"@en ;
               skos:definition "The Molar Proportion is the proportion which quantifies the entities count of the part in relation to the entites count of the whole."@en ;
               skos:example """The molar ratio of hydrogen gas H2 molecules to water H2O molecules is 1/1 in the oxyhydrogen reaction. The molar ratio of oxigen molecules O2 to water molecules is 2/1.
The molar ratio of carbon dioxide to average atmosphere air is 420 ppm as of 2022 AD."""@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020104
co:PMD_0020104 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020101 ;
               rdfs:label "volume proportion"@en ;
               skos:definition "The Mass Proportion is a Proportion which quantifies the volume of the part relative to the volume of the whole."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020105
co:PMD_0020105 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000000 ;
               rdfs:label "mineral"@en ;
               skos:definition "A mineral is a material that has part some crystal."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020106
co:PMD_0020106 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000027 ;
               rdfs:label "polycrystal"@en ;
               skos:definition "Polycrystal is an object aggregate that has continuant part some crystal grains"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020108
co:PMD_0020108 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020105 ;
               rdfs:label "graphite"@en ;
               skos:definition "A mineral that has part some crystal that in turn consists of some portion of carbon"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020112
co:PMD_0020112 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020131 ;
               rdfs:label "grain size distribution"@en ;
               skos:definition "An intensive quality describing the lower length scale object aggregate (grains) that is part of the material."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020115
co:PMD_0020115 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000891 ;
               rdfs:label "aerosol"@en ;
               skos:definition """An aerosol is a disconnected material entity aggregate which:
1. consists of some portion of matter whose aggregate state quality concretizes gasous and 
2. consists of some portion of matter whose aggregate state quality concretises solid or liquid (TODO: express that this portion is also a disconnected material entity aggregate)"""@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020116
co:PMD_0020116 rdf:type owl:Class ;
               owl:equivalentClass [ rdf:type owl:Class ;
                                     owl:oneOf ( co:PMD_0020117
                                                 co:PMD_0020118
                                                 co:PMD_0020119
                                                 co:PMD_0020120
                                                 co:PMD_0020121
                                                 co:PMD_0020122
                                                 co:PMD_0020123
                                                 co:PMD_0020124
                                                 co:PMD_0020125
                                               )
                                   ] ;
               rdfs:subClassOf obo:OBI_0001930 ;
               rdfs:label "aggregate state value"@en ;
               skos:definition "The aggregate state type is a nature constant that concretizes the aggregatge state quality."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020126
co:PMD_0020126 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000890 ;
               rdfs:label "foam"@en ;
               skos:definition """A foam is a material entity aggregate that conssists of some 'Composite Material' c. 
The parts of c that bear the filler role are vacuum-filled or gas filled pores. 
The parts of c that bear the matrix role consist of a material that is bearer of solid or liquid aggregate state. 
One pore with its sourrounding matrix is called 'cell'. 
Depending of the interconnectedness of the pores the foam is open- or closed-cell."""@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020128
co:PMD_0020128 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000027 ;
               rdfs:label "thermodynamic system"@en ;
               skos:definition "A thermodynamic system is an object aggregate whose objects are bearer of  thermodynamic properties. A thermodynamic system environs a thermodynamic process by which the thermodynamic properties of the objects of the thermodynamic system change over time."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020129
co:PMD_0020129 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000015 ;
               rdfs:label "reversible process"@en ;
               skos:definition "A reversible process is a process whose participants form a thermodynamic system with an entropy S and S remains constant during the process."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020130
co:PMD_0020130 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000145 ;
               rdfs:label "driving force of phase in system"@en ;
               skos:definition "The driving force is the the gradient of the activity of a phase in a thermodynamic system."@en ;
               skos:example "For α → β: ΔG = G_β − G_α. If ΔG < 0, the transformation is thermodynamically favorable; many report the driving force as F = −ΔG > 0."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020131
co:PMD_0020131 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000019 ;
               owl:disjointWith co:PMD_0020148 ;
               rdfs:label "intensive quality"@en ;
               skos:altLabel "Point property"@en ;
               skos:definition "An intensive quality is a qualty that inheres in only portion of matter and thus is independent of the bearers (system-) size."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020132
co:PMD_0020132 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020148 ;
               rdfs:label "size"@en ;
               skos:definition "Size is the quality of a material entity that describes its spatial extend."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020133
co:PMD_0020133 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020148 ;
               rdfs:comment "Mass is relevant in such processes as gravitation, acceleration, etc."@en ;
               rdfs:label "mass"@en ;
               skos:definition "Mass is fundamental extensive quality."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020136
co:PMD_0020136 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000015 ;
               rdfs:comment "The number of phases involved can vary as well as the mechanisms involved can be different."@en ;
               rdfs:label "phase transformation"@en ;
               skos:definition "A thermodynamic phase transformation is a process in/of a thermodynamic system, that involves the transformation of phases of the system to other phases."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020137
co:PMD_0020137 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020000 ;
               owl:disjointWith co:PMD_0020149 ;
               rdfs:comment "See metastable phase"@en ;
               rdfs:label "stable phase"@en ;
               skos:definition "A stable phase is a phase that does not have a \"pmd:disposition of a phase to transform\" in the \"pmd:phase transformation\" it participates."@en ;
               skos:example "A phase that participates in a phase transformation pt and pt that is not a metastable phase."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020140
co:PMD_0020140 rdf:type owl:Class ;
               rdfs:subClassOf obo:CHEBI_60003 ;
               rdfs:label "portion of pure chemical element"@en ;
               skos:definition "A portion of pure chemical element is a pure substance composed of multiple atoms, which are all of the same kind."@en .


###  https://w3id.org/pmd/co/PMD_0020142
co:PMD_0020142 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020148 ;
               obo:IAO_0000119 <http://openenergy-platform.org/ontology/oeo/OEO_00000150> ;
               rdfs:label "energy"@en ;
               skos:definition "Energy is a quality of material entities which manifests as a capacity to perform work (such as causing motion or the interaction of molecules)"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020147
co:PMD_0020147 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020136 ;
               rdfs:comment "It is defined on the phase diagram at fixed composition and typically proceeds by diffusion‑controlled nucleation and growth (e.g., γ → α + Fe3C producing pearlite in steels)."@en ;
               rdfs:label "eutectoid phase transformation"@de ;
               skos:definition "A eutectoid phase transformation is a phase transformation in which a solid parent phase of eutectoid composition decomposes into two distinct solid daughter phases at constant temperature and pressure."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020148
co:PMD_0020148 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000019 ;
               rdfs:label "extensive quality"@en ;
               skos:definition "An extensive quality is a qualty that inheres in only object or object aggregate or fiat object part or chemical entity and is dependent on the bearers (system-) size."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020149
co:PMD_0020149 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020000 ;
               rdfs:comment "The stability of a phase can only be evaluated in the context of a (possibly unknown) phase transformation process."@en ;
               rdfs:label "metastable phase"@en ;
               skos:definition "A metastable phase phase_trans is a phase that has a \"pmd:disposition of a phase to transform\" disp_trans and disp_trans is realized in a \"pmd:phase transformation\" proc_trans and proc_trans has participant sys_trans and sys_trans has part phase_trans."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020150
co:PMD_0020150 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020132 ;
               rdfs:label "volume"@en ;
               skos:definition "Volume is a three dimensional size."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020151
co:PMD_0020151 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020148 ;
               rdfs:label "internal energy"@en ;
               skos:definition "Internal energy is a universal extensive quality that specifies the bearers potential to do work."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020154
co:PMD_0020154 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020136 ;
               rdfs:comment "It proceeds by nucleation and growth."@en ;
               rdfs:label "precipitation (phase)"@de ;
               skos:definition "Precipitation from a supersaturated solid solution is a phase transformation process in which a single supersaturated parent phase decomposes into a solute‑depleted matrix and dispersed, compositionally distinct precipitate phases."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020155
co:PMD_0020155 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020148 ;
               rdfs:label "interatomic interaction energy"@en ;
               skos:definition "Interatomic interaction energy is added/removed from the atom aggregate if one atom is moved infinitely away from the rest of the aggregate."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020156
co:PMD_0020156 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020136 ;
               rdfs:comment "It is marked on phase diagrams by a peritectic point and proceeds by an interfacial, diffusion‑controlled reaction that is often kinetically sluggish, leading to incomplete transformation or complex microstructures during solidification."@en ;
               rdfs:label "peritectic phase transformation"@de ;
               skos:definition "A peritectic phase transformation is a phase transformation in which a liquid parent phase and an existing solid phase react on cooling to form a different solid phase (L + α → β)."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020157
co:PMD_0020157 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020136 ;
               rdfs:comment "Unlike nucleation and growth transformations, it has no nucleation barrier and proceeds by uphill diffusion and wavelength‑selective amplification of composition modulations, producing an interconnected, compositionally modulated microstructure that coarsens over time."@en ;
               rdfs:label "spinodal decomposition"@de ;
               skos:definition "Spinodal decomposition is a diffusion‑controlled  continuous phase transformation in which a single homogeneous solutionspontaneously separates into two compositionally distinct phases by amplification of infinitesimal concentration fluctuations."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020160
co:PMD_0020160 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000001 ;
               rdfs:comment "In metallography the term phase is sometimes used to denote microconstituents. To avoid confusion, the term phase should only be used for thermodynamic phases."@en ;
               rdfs:label "microconstituent (phase mixture)"@en ;
               skos:definition "A portion of matter that has one or more thermodynamic phases arranged in a characteristic spatial configuration (morphology) as parts."@en ;
               skos:example """Pearlite is a microconstituent that has as parts the thermodynamic phases ferrite (α-Fe) and cementite (Fe3C) as parts. The characteristic spatial arrangement is in that case the lamellar orientation of the phases.

Martensite is a microconstituent that has as part the thermodynamic ferrite phase with characteristic morphologies and chemistry. Its presence and amount is governed by the processing path and kinetics."""@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020161
co:PMD_0020161 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020148 ;
               obo:IAO_0000116 "Definition not final"@en ;
               rdfs:comment """Typical configuration independent contributions to the free energy are temperature, pressure, chemical composition and magnetic contributions.

Typical configuration dependent contributions are interface energy contributions."""@en ;
               rdfs:label "activity of a phase"@en ;
               skos:definition "Quality of a thermodynamic phase that characterizes its free energy."@en .


###  https://w3id.org/pmd/co/PMD_0020162
co:PMD_0020162 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000008 ;
               obo:IAO_0000116 "Definition not final"@en ;
               rdfs:label "activation energy"@en ;
               skos:definition "Process attribute characterizing the kinetics of a phase transformation (aka chemical reaction)."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020163
co:PMD_0020163 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020136 ;
               rdfs:label "eutectic phase transformation"@de ;
               skos:definition "A eutectic phase transformation is a phase transformation in which a liquid parent phase decomposes into two distinct solid daughter phases at constant temperature and pressure."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020165
co:PMD_0020165 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000016 ;
               rdfs:comment "The disposition is grounded in the phases activity in the thermodynamic system in question."@en ;
               rdfs:label "disposition of a phase to transform"@en ;
               skos:definition "The disposition of a phase to transform into another phase in a phase transformation process."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020200
co:PMD_0020200 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000017 ;
               rdfs:label "force"@en ;
               skos:definition "Force is a reciprocal relation realized between two objects where the other object exerces the same force with opposite sign onto the first. Force may be responsible for changes in velocity and/or deformation of objects."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020202
co:PMD_0020202 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000029 ;
               rdfs:label "crack"@en ;
               skos:definition "A crack is a physical separation of a material entity at the level of (atomic) Bonds."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020203
co:PMD_0020203 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000029 ;
               rdfs:label "notch"@en ;
               skos:definition "A notch is a geometric feature of the 'surface layer' of an object that introduces a strong change in shape or cross section."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020204
co:PMD_0020204 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000029 ;
               rdfs:label "pore"@en ;
               skos:definition "A pore is a cavity in the 'bulk' of an object"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020205
co:PMD_0020205 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000023 ;
               rdfs:label "defect role"@en ;
               skos:definition "A defect role is a role of an independent continuant C indicating that C may affect a material entity E's ability to realize a function. C is continuant part of E."@en ;
               skos:example "A crack in an structural member may affect its ability to carry a load."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0025001
co:PMD_0025001 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020131 ;
               rdfs:label "composition"@en ;
               skos:definition "Composition is a morphological quality describing the types and proportions of compounds (but not chemical elements) present in a portion of matter."@en ;
               skos:example "4 vol.% nitric acid solution, Styrene-Butadiene-Styrene (SBS) Block Copolymer with 50 vol.% of both styrene and butadiene"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0025002
co:PMD_0025002 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( obo:IAO_0000030
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:RO_0000058 ;
                                                            owl:someValuesFrom co:PMD_0000551
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0020004 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:RO_0000058 ;
                                 owl:someValuesFrom co:PMD_0000551
                               ] ;
               rdfs:label "chemical composition specification"@en ;
               skos:definition "Chemical composition specification is an information content entity that is conretized by chemical composition of a material and has memebers fraction specifications of portions of chemical elements of which the material consists of (has parts)."@en ;
               skos:example "Steel has quality chemical composition , which concretizes the chemical composition specification .The chemical composition specification has parts fraction specifications of iron and carbon. These fraction specifications specify value of portion of iron and portion of carbon respectively. Furthermore, these  fraction specifications are conretized by relational qualities (mass) proportion of iron and (mass) proportion of carbon."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0025003
co:PMD_0025003 rdf:type owl:Class ;
               owl:equivalentClass [ rdf:type owl:Restriction ;
                                     owl:onProperty [ owl:inverseOf obo:OBI_0001927
                                                    ] ;
                                     owl:qualifiedCardinality "1"^^xsd:nonNegativeInteger ;
                                     owl:onClass co:PMD_0020023
                                   ] ;
               rdfs:subClassOf co:PMD_0020131 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty [ owl:inverseOf obo:OBI_0001927
                                                ] ;
                                 owl:someValuesFrom co:PMD_0020023
                               ] ;
               rdfs:label "metallic grain structure"@en ;
               skos:definition "metallic grain structure characterizes the distinct phases in the microscopic structure of a metallic material. It concretizes ferrite, austenite, martensite, etc."@en ;
               co:PMD_0000060 "false"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0025004
co:PMD_0025004 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000852 ;
               rdfs:label "alloy"@en ;
               skos:definition "An alloy is a material containing any metallic element as its principal element, often combined with other elements for enhanced properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0040001
co:PMD_0040001 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020132 ;
               rdfs:comment "Length is a size that describes the spacial extend of its bearer in one dimension."@en ;
               rdfs:label "length"@en ;
               skos:altLabel "dimension"@en ;
               skos:definition "Length is a one dimensional size." ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050000
co:PMD_0050000 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020200 ;
               rdfs:label "bond"@en ;
               skos:definition "A bond is a relational quality describing the force interaction between atoms."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050001
co:PMD_0050001 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050000 ;
               obo:IAO_0000119 <https://sciencenotes.org/types-of-chemical-bonds/> ;
               rdfs:label "covalent bond"@en ;
               skos:definition "A covalent bond is a bond that forms when nonmetal atoms share electrons to achieve a stable electron configuration."@en ;
               skos:example "In a water molecule (H₂O), the hydrogen and oxygen atoms share electrons."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050002
co:PMD_0050002 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050000 ;
               obo:IAO_0000119 <https://www.thoughtco.com/metallic-bond-definition-properties-and-examples-4117948> ;
               rdfs:label "metallic bond"@en ;
               skos:definition "A metallic bond is a bond that forms between metal atoms, where electrons are shared in a \"sea\" of electrons that move freely around the metal ions. This type of bonding gives metals their characteristic properties such as conductivity and malleability."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050003
co:PMD_0050003 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050000 ;
               obo:IAO_0000119 <https://sciencenotes.org/types-of-chemical-bonds/> ;
               rdfs:label "ionic bond"@en ;
               skos:definition "An ionic bond is a bond that occurs when one atom donates an electron to another atom, resulting in oppositely charged ions that attract each other."@en ;
               skos:example "An example is the interaction between the atoms of sodium chloride (NaCl), where the sodium atom donates an electron to a chlorine atom."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050004
co:PMD_0050004 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000888 ;
               rdfs:label "thermoplastics"@en ;
               skos:definition "A Thermoplastic is a Polymer that becomes moldable when heated and solidifies upon cooling."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050005
co:PMD_0050005 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050004 ;
               rdfs:label "polyethylene"@en ;
               skos:definition "Polyethylene is a Thermoplastic that is composed of repeating ethylene monomer units."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "PE" .


###  https://w3id.org/pmd/co/PMD_0050006
co:PMD_0050006 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050005 ;
               rdfs:label "low-density polyethylene"@en ;
               skos:definition "Low-Density Polyethylene is a Polyethylene that is characterized by a branched molecular structure and low density."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "PE-LD" .


###  https://w3id.org/pmd/co/PMD_0050007
co:PMD_0050007 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050005 ;
               rdfs:label "high-density polyethylene"@en ;
               skos:definition "High-Density Polyethylene is a Polyethylene that is characterized by a linear molecular structure and high density."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "PE-HD" .


###  https://w3id.org/pmd/co/PMD_0050008
co:PMD_0050008 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050005 ;
               rdfs:label "linear low-density polyethylene"@en ;
               skos:definition "Linear Low-Density Polyethylene is a Polyethylene that is distinguished by its linear backbone with short-chain branching."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "PE_LLD" .


###  https://w3id.org/pmd/co/PMD_0050009
co:PMD_0050009 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050004 ;
               rdfs:label "polypropylene"@en ;
               skos:definition "Polypropylene is a Thermoplastic that is composed of repeating propylene monomer units."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "PP" .


###  https://w3id.org/pmd/co/PMD_0050010
co:PMD_0050010 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050009 ;
               rdfs:label "isotactic polypropylene"@en ;
               skos:definition "Isotactic Polypropylene is a Polypropylene in which all the methyl groups are aligned on the same side of the polymer chain."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "iPP" .


###  https://w3id.org/pmd/co/PMD_0050011
co:PMD_0050011 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050009 ;
               rdfs:label "syndiotactic polypropylene"@en ;
               skos:definition "Syndiotactic Polypropylene is a Polypropylene in which the methyl groups alternate regularly along the polymer chain."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "sPP" .


###  https://w3id.org/pmd/co/PMD_0050012
co:PMD_0050012 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050009 ;
               rdfs:label "atactic polypropylene"@en ;
               skos:definition "Atactic Polypropylene is a Polypropylene in which the methyl groups are randomly distributed along the polymer chain."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "aPP" .


###  https://w3id.org/pmd/co/PMD_0050013
co:PMD_0050013 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050004 ;
               rdfs:label "polyvinyl chloride"@en ;
               skos:definition "Polyvinyl Chloride is a Thermoplastic that is formed by the polymerization of vinyl chloride monomers."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "PVC" .


###  https://w3id.org/pmd/co/PMD_0050014
co:PMD_0050014 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050013 ;
               rdfs:label "rigid polyvinyl chloride"@en ;
               skos:definition "Rigid PVC is a Polyvinyl Chloride that is characterized by its stiffness and durability."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "uPVC"@en .


###  https://w3id.org/pmd/co/PMD_0050015
co:PMD_0050015 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050013 ;
               rdfs:label "flexible polyvinyl chloride"@en ;
               skos:definition "Flexible PVC is a Polyvinyl Chloride that has been modified with plasticizers to impart flexibility."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "fPVC" .


###  https://w3id.org/pmd/co/PMD_0050016
co:PMD_0050016 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050004 ;
               rdfs:label "polystyrene"@en ;
               skos:definition "Polystyrene is a Thermoplastic that is produced by the polymerization of styrene monomers."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "PS" .


###  https://w3id.org/pmd/co/PMD_0050017
co:PMD_0050017 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050016 ;
               rdfs:label "general purpose polystyrene"@en ;
               skos:definition "General Purpose Polystyrene is a Polystyrene that is valued for its clarity and ease of processing."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050018
co:PMD_0050018 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050016 ;
               rdfs:label "high impact polystyrene"@en ;
               skos:definition "High Impact Polystyrene is a Polystyrene that is modified with rubber to improve its impact resistance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050019
co:PMD_0050019 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050004 ;
               rdfs:label "polyethylene terephthalate"@en ;
               skos:definition "Polyethylene Terephthalate is a Thermoplastic that is synthesized from terephthalic acid and ethylene glycol."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "PET" .


###  https://w3id.org/pmd/co/PMD_0050020
co:PMD_0050020 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050019 ;
               rdfs:label "amorphous polyethylene terephthalate"@en ;
               skos:definition "Amorphous PET is a Polyethylene Terephthalate that is characterized by a non-crystalline structure."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "APET" .


###  https://w3id.org/pmd/co/PMD_0050021
co:PMD_0050021 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050019 ;
               rdfs:label "crystalline polyethylene terephthalate"@en ;
               skos:definition "Crystalline PET is a Polyethylene Terephthalate that is distinguished by its ordered, crystalline structure."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "CPET" .


###  https://w3id.org/pmd/co/PMD_0050022
co:PMD_0050022 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000888 ;
               rdfs:label "thermosetting polymers"@en ;
               skos:definition "A Thermosetting Polymer is a Polymer that, once cured, irreversibly sets into a permanent shape."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050023
co:PMD_0050023 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050022 ;
               rdfs:label "epoxy resins"@en ;
               skos:definition "Epoxy Resins are Thermosetting Polymers that form rigid, cross-linked networks upon curing."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050024
co:PMD_0050024 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050023 ;
               rdfs:label "bisphenol a epoxy"@en ;
               skos:definition "Bisphenol A Epoxy is an Epoxy Resin that is formulated using bisphenol A to enhance its mechanical properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050025
co:PMD_0050025 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050023 ;
               rdfs:label "novolac epoxy"@en ;
               skos:definition "Novolac Epoxy is an Epoxy Resin that is based on novolac resins to provide improved thermal and chemical resistance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050026
co:PMD_0050026 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050022 ;
               rdfs:label "phenolic resins"@en ;
               skos:definition "Phenolic Resins are Thermosetting Polymers formed by the reaction of phenol with formaldehyde."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050027
co:PMD_0050027 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050026 ;
               rdfs:label "phenol-formaldehyde resin"@en ;
               skos:definition "Phenol-Formaldehyde Resin is a Phenolic Resin that is synthesized from phenol and formaldehyde."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050028
co:PMD_0050028 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050022 ;
               rdfs:label "melamine formaldehyde"@en ;
               skos:definition "Melamine Formaldehyde is a Thermosetting Polymer produced from melamine and formaldehyde, known for its high hardness."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050029
co:PMD_0050029 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050022 ;
               rdfs:label "urea formaldehyde"@en ;
               skos:definition "Urea Formaldehyde is a Thermosetting Polymer formed from urea and formaldehyde, commonly used in adhesives and molding compounds."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050030
co:PMD_0050030 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000888 ;
               rdfs:label "elastomers"@en ;
               skos:definition "An Elastomer is a Polymer that exhibits elasticity by returning to its original shape after deformation."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050031
co:PMD_0050031 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050030 ;
               rdfs:label "natural rubber"@en ;
               skos:definition "Natural Rubber is an Elastomer that is derived from the latex of rubber trees."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050032
co:PMD_0050032 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050030 ;
               rdfs:label "synthetic rubber"@en ;
               skos:definition "Synthetic Rubber is an Elastomer that is produced through chemical synthesis to mimic natural rubber’s properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050033
co:PMD_0050033 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050032 ;
               rdfs:label "styrene-butadiene rubber"@en ;
               skos:definition "Styrene-Butadiene Rubber is a Synthetic Rubber that is composed of styrene and butadiene to enhance abrasion resistance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050034
co:PMD_0050034 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050032 ;
               rdfs:label "nitrile butadiene rubber"@en ;
               skos:definition "Nitrile Butadiene Rubber is a Synthetic Rubber that is formulated from acrylonitrile and butadiene to provide resistance to oils and chemicals."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050035
co:PMD_0050035 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050032 ;
               rdfs:label "ethylene propylene diene monomer"@en ;
               skos:definition "Ethylene Propylene Diene Monomer is a Synthetic Rubber produced from ethylene, propylene, and a diene monomer to offer excellent weather resistance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050036
co:PMD_0050036 rdf:type owl:Class ;
               owl:equivalentClass [ owl:intersectionOf ( co:PMD_0000888
                                                          [ rdf:type owl:Restriction ;
                                                            owl:onProperty obo:RO_0000091 ;
                                                            owl:someValuesFrom co:PMD_0200001
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
               rdfs:subClassOf co:PMD_0000888 ,
                               [ rdf:type owl:Restriction ;
                                 owl:onProperty obo:RO_0000091 ;
                                 owl:someValuesFrom co:PMD_0200001
                               ] ;
               rdfs:isDefinedBy co:PMD_0200001 ;
               rdfs:label "biodegradable polymers"@en ;
               skos:definition "Biodegradable Polymers are Polymers that have the biodegradability disposition. They can be decomposed by biological organisms into environmentally benign substances (carbon dioxide and methane, mineral salts or new biomass) in a non-harmful timescale."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0001032 "https://github.com/materialdigital/core-ontology/issues/126" .


###  https://w3id.org/pmd/co/PMD_0050037
co:PMD_0050037 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050036 ;
               rdfs:label "polylactic acid"@en ;
               skos:definition "Polylactic Acid is a Biodegradable Polymer produced from renewable resources such as corn starch."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050038
co:PMD_0050038 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050036 ;
               rdfs:label "polyhydroxyalkanoates"@en ;
               skos:definition "Polyhydroxyalkanoates are Biodegradable Polymers that are biosynthesized by microorganisms from sugars or lipids."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050039
co:PMD_0050039 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050036 ;
               rdfs:label "polybutylene succinate"@en ;
               skos:definition "Polybutylene Succinate is a Biodegradable Polymer that is a thermoplastic polyester recognized for its compostability."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050040
co:PMD_0050040 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000546 ;
               rdfs:label "natural ceramics"@en ;
               skos:definition "Natural Ceramics (Traditional Ceramics) are Ceramics that are produced using conventional methods with natural raw materials such as clay and silica."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050041
co:PMD_0050041 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050040 ;
               rdfs:label "silicate ceramics"@en ;
               skos:definition "Silicate Ceramics are Traditional Ceramics that are composed primarily of silicate minerals."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050042
co:PMD_0050042 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050041 ;
               rdfs:label "clay-based ceramics"@en ;
               skos:definition "Clay-Based Ceramics are Silicate Ceramics that are formed from natural clays."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050043
co:PMD_0050043 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050042 ;
               rdfs:label "earthenware"@en ;
               skos:definition "Earthenware is a Clay-Based Ceramic that is formed at relatively low temperatures, resulting in a porous, rustic material."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050044
co:PMD_0050044 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050042 ;
               rdfs:label "stoneware"@en ;
               skos:definition "Stoneware is a Clay-Based Ceramic that is fired at higher temperatures than earthenware to yield a denser, more durable material."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050045
co:PMD_0050045 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050042 ;
               rdfs:label "porcelain"@en ;
               skos:definition "Porcelain is a Clay-Based Ceramic that is distinguished by its translucency, strength, and refined appearance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050046
co:PMD_0050046 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050041 ;
               rdfs:label "aluminosilicates"@en ;
               skos:definition "Aluminosilicates are Silicate Ceramics that consist of aluminum and silicon oxides."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050047
co:PMD_0050047 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050046 ;
               rdfs:label "mullite"@en ;
               skos:definition "Mullite is an Aluminosilicate that is a Silicate Ceramic known for its excellent high-temperature stability."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050048
co:PMD_0050048 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050046 ;
               rdfs:label "kaolinite"@en ;
               skos:definition "Kaolinite is an Aluminosilicate that is a Silicate Ceramic based on the mineral kaolinite, valued for its fine particle size and plasticity."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050049
co:PMD_0050049 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050040 ;
               rdfs:label "non-clay ceramics"@en ;
               skos:definition "Non-Clay Ceramics are Traditional Ceramics that are formed from raw materials other than clay."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050050
co:PMD_0050050 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000661 ,
                               co:PMD_0050049 ;
               rdfs:label "glass-ceramics"@en ;
               skos:definition "Glass-Ceramics are Non-Clay Ceramics that are produced by controlled crystallization of glass, combining properties of both glass and ceramics."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050052
co:PMD_0050052 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050050 ;
               rdfs:label "leucite-based glass-ceramics"@en ;
               skos:definition "Leucite-Based Glass-Ceramics are Glass-Ceramics that are Non-Clay Ceramics containing leucite crystals to enhance thermal and mechanical properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050053
co:PMD_0050053 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050049 ;
               rdfs:label "fritted ceramics"@en ;
               skos:definition "Fritted Ceramics are Non-Clay Ceramics that are manufactured by fusing and subsequently grinding glass materials."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050054
co:PMD_0050054 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000546 ;
               rdfs:label "technical ceramics"@en ;
               skos:definition "Technical Ceramics (Advanced Ceramics) are Ceramics that are engineered for high-performance applications."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050055
co:PMD_0050055 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050054 ;
               rdfs:label "oxide ceramics"@en ;
               skos:definition "Oxide Ceramics are Advanced Ceramics that are composed primarily of metal oxides."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050056
co:PMD_0050056 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050055 ;
               rdfs:label "alumina"@en ;
               skos:definition "Alumina is an Oxide Ceramic that is an Advanced Ceramic composed of aluminum oxide, renowned for its hardness and insulation properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "Al₂O₃" .


###  https://w3id.org/pmd/co/PMD_0050057
co:PMD_0050057 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050055 ;
               rdfs:label "zirconia"@en ;
               skos:definition "Zirconia is an Oxide Ceramic that is an Advanced Ceramic composed of zirconium dioxide, noted for its high strength and toughness."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "ZrO₂" .


###  https://w3id.org/pmd/co/PMD_0050058
co:PMD_0050058 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050057 ;
               rdfs:label "yttria-stabilized zirconia"@en ;
               skos:definition "Yttria-Stabilized Zirconia is a Zirconia that is an Oxide Ceramic stabilized with yttria to enhance its thermal and mechanical performance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "YSZ" .


###  https://w3id.org/pmd/co/PMD_0050059
co:PMD_0050059 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050057 ;
               rdfs:label "magnesia-stabilized zirconia"@en ;
               skos:definition "Magnesia-Stabilized Zirconia is a Zirconia that is an Oxide Ceramic stabilized with magnesia to improve its thermal stability."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "MSZ" .


###  https://w3id.org/pmd/co/PMD_0050060
co:PMD_0050060 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050055 ;
               rdfs:label "titania"@en ;
               skos:definition "Titania is an Oxide Ceramic that is an Advanced Ceramic composed of titanium dioxide, used for its photocatalytic and pigment properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "TiO₂" .


###  https://w3id.org/pmd/co/PMD_0050061
co:PMD_0050061 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050055 ;
               rdfs:label "beryllia"@en ;
               skos:definition "Beryllia is an Oxide Ceramic that is an Advanced Ceramic composed of beryllium oxide, valued for its high thermal conductivity and electrical insulation."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "BeO" .


###  https://w3id.org/pmd/co/PMD_0050062
co:PMD_0050062 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050054 ;
               rdfs:label "non-oxide ceramics"@en ;
               skos:definition "Non-Oxide Ceramics are Advanced Ceramics that are composed of compounds other than metal oxides."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050063
co:PMD_0050063 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050062 ;
               rdfs:label "carbide ceramics"@en ;
               skos:definition "Carbide Ceramics are Non-Oxide Ceramics that consist of metal carbides."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050064
co:PMD_0050064 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050063 ;
               rdfs:label "silicon carbide"@en ;
               skos:definition "Silicon Carbide is a Carbide Ceramic that is a Non-Oxide Ceramic composed of silicon and carbon, celebrated for its high hardness and thermal conductivity."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "SiC" .


###  https://w3id.org/pmd/co/PMD_0050065
co:PMD_0050065 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050063 ;
               rdfs:label "tungsten carbide"@en ;
               skos:definition "Tungsten Carbide is a Carbide Ceramic that is a Non-Oxide Ceramic composed of tungsten and carbon, recognized for its exceptional wear resistance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "WC" .


###  https://w3id.org/pmd/co/PMD_0050066
co:PMD_0050066 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050063 ;
               rdfs:label "boron carbide"@en ;
               skos:definition "Boron Carbide is a Carbide Ceramic that is a Non-Oxide Ceramic composed of boron and carbon, known for its remarkable hardness and low density."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "B₄C" .


###  https://w3id.org/pmd/co/PMD_0050067
co:PMD_0050067 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050062 ;
               rdfs:label "nitride ceramics"@en ;
               skos:definition "Nitride Ceramics are Non-Oxide Ceramics that are composed of metal nitrides."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050068
co:PMD_0050068 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050067 ;
               rdfs:label "silicon nitride"@en ;
               skos:definition "Silicon Nitride is a Nitride Ceramic that is a Non-Oxide Ceramic composed of silicon and nitrogen, offering high fracture toughness."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "Si₃N₄" .


###  https://w3id.org/pmd/co/PMD_0050069
co:PMD_0050069 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050067 ;
               rdfs:label "aluminum nitride"@en ;
               skos:definition "Aluminum Nitride is a Nitride Ceramic that is a Non-Oxide Ceramic composed of aluminum and nitrogen, prized for its high thermal conductivity."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "AlN" .


###  https://w3id.org/pmd/co/PMD_0050070
co:PMD_0050070 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050067 ;
               rdfs:label "boron nitride"@en ;
               skos:definition "Boron Nitride is a Nitride Ceramic that is a Non-Oxide Ceramic composed of boron and nitrogen, with a structure analogous to graphite."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "BN" .


###  https://w3id.org/pmd/co/PMD_0050071
co:PMD_0050071 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050062 ;
               rdfs:label "boride ceramics"@en ;
               skos:definition "Boride Ceramics are Non-Oxide Ceramics that consist of metal borides."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050072
co:PMD_0050072 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050071 ;
               rdfs:label "titanium diboride"@en ;
               skos:definition "Titanium Diboride is a Boride Ceramic that is a Non-Oxide Ceramic composed of titanium and boron, valued for its high hardness and melting point."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "TiB₂" .


###  https://w3id.org/pmd/co/PMD_0050073
co:PMD_0050073 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050071 ;
               rdfs:label "zirconium diboride"@en ;
               skos:definition "Zirconium Diboride is a Boride Ceramic that is a Non-Oxide Ceramic composed of zirconium and boron, known for its excellent thermal conductivity and stability."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "ZrB₂" .


###  https://w3id.org/pmd/co/PMD_0050074
co:PMD_0050074 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050054 ;
               rdfs:label "composite ceramics"@en ;
               skos:definition "Composite Ceramics are Advanced Ceramics that are produced by combining two or more ceramic phases to enhance overall performance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050075
co:PMD_0050075 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050074 ;
               rdfs:label "oxide-oxide composites"@en ;
               skos:definition "Oxide-Oxide Composites are Composite Ceramics that consist entirely of oxide ceramic phases."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050076
co:PMD_0050076 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050075 ;
               rdfs:label "alumina matrix composites"@en ;
               skos:definition "Alumina Matrix Composites are Oxide-Oxide Composites that use alumina as the primary matrix reinforced by secondary oxide phases."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050077
co:PMD_0050077 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050075 ;
               rdfs:label "zirconia matrix composites"@en ;
               skos:definition "Zirconia Matrix Composites are Oxide-Oxide Composites that use zirconia as the primary matrix reinforced by additional oxide phases."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050078
co:PMD_0050078 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050074 ;
               rdfs:label "non-oxide composites"@en ;
               skos:definition "Non-Oxide Composites are Composite Ceramics that are formed by combining ceramic phases other than oxides."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050079
co:PMD_0050079 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050078 ;
               rdfs:label "silicon carbide matrix composites"@en ;
               skos:definition "SiC Matrix Composites are Non-Oxide Composites that are built with silicon carbide as the primary matrix reinforced by other ceramic phases."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050080
co:PMD_0050080 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050078 ;
               rdfs:label "carbon-silicon carbide composites (carbon-silicon carbide)"@en ;
               skos:definition "C-SiC Composites are Non-Oxide Composites that consist of a carbon matrix reinforced with silicon carbide, enhancing high-temperature performance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050081
co:PMD_0050081 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000546 ;
               rdfs:label "electroceramics"@en ;
               skos:definition "Electroceramics are Ceramics that are specifically engineered for electrical, magnetic, or superconducting applications."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050082
co:PMD_0050082 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050081 ;
               rdfs:label "dielectric ceramics"@en ;
               skos:definition "Dielectric Ceramics are Electroceramics that serve primarily as electrical insulators due to their high dielectric constants."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050083
co:PMD_0050083 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050082 ;
               rdfs:label "barium titanate"@en ;
               skos:definition "Barium Titanate is a Dielectric Ceramic that is an Electroceramic composed of barium, titanium, and oxygen, noted for its ferroelectric properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "BaTiO₃" .


###  https://w3id.org/pmd/co/PMD_0050084
co:PMD_0050084 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050082 ;
               rdfs:label "lead zirconate titanate"@en ;
               skos:definition "Lead Zirconate Titanate is a Dielectric Ceramic that is an Electroceramic composed of lead, zirconium, and titanium, renowned for its piezoelectric behavior."@en ;
               co:PMD_0000060 "true"^^xsd:boolean ;
               co:PMD_0050117 "PZT" .


###  https://w3id.org/pmd/co/PMD_0050085
co:PMD_0050085 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050081 ;
               rdfs:label "magnetic ceramics (ferrites)"@en ;
               skos:definition "Magnetic Ceramics are Electroceramics that exhibit magnetic properties, typically based on iron oxides combined with other metal oxides."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050086
co:PMD_0050086 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050085 ;
               rdfs:label "soft ferrites"@en ;
               skos:definition "Soft Ferrites are Magnetic Ceramics that are characterized by low coercivity and high permeability, making them ideal for transformer cores."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050087
co:PMD_0050087 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050085 ;
               rdfs:label "hard ferrites"@en ;
               skos:definition "Hard Ferrites are Magnetic Ceramics that are characterized by high coercivity, making them suitable for permanent magnets."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050088
co:PMD_0050088 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050081 ;
               rdfs:label "superconducting ceramics"@en ;
               skos:definition "Superconducting Ceramics are Electroceramics that exhibit zero electrical resistance below a critical temperature."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050089
co:PMD_0050089 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050088 ;
               rdfs:label "yttrium barium copper oxide"@en ;
               skos:definition "Yttrium Barium Copper Oxide is a Superconducting Ceramic that is composed of yttrium, barium, copper, and oxygen, notable for its high critical temperature."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050090
co:PMD_0050090 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050088 ;
               rdfs:label "bismuth strontium calcium copper oxide"@en ;
               skos:definition "Bismuth Strontium Calcium Copper Oxide is a Superconducting Ceramic that is composed of bismuth, strontium, calcium, copper, and oxygen, featuring a layered crystal structure."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050091
co:PMD_0050091 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000546 ;
               rdfs:label "bioceramics"@en ;
               skos:definition "Bioceramics are Ceramics that are engineered to be compatible with biological systems."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050092
co:PMD_0050092 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050091 ;
               rdfs:label "bioinert ceramics"@en ;
               skos:definition "Bioinert Ceramics are Bioceramics that are designed to remain inert in biological environments to minimize adverse reactions."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050093
co:PMD_0050093 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050092 ;
               rdfs:label "alumina-based ceramics"@en ;
               skos:definition "Alumina-Based Ceramics are Bioinert Ceramics that are composed primarily of alumina, valued for their biocompatibility."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050094
co:PMD_0050094 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050092 ;
               rdfs:label "zirconia-based ceramics"@en ;
               skos:definition "Zirconia-Based Ceramics are Bioinert Ceramics that are composed primarily of zirconia, offering high strength and inertness."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050095
co:PMD_0050095 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050091 ;
               rdfs:label "bioactive ceramics"@en ;
               skos:definition "Bioactive Ceramics are Bioceramics that interact with biological tissues to promote bonding or regeneration."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050096
co:PMD_0050096 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050095 ;
               rdfs:label "hydroxyapatite"@en ;
               skos:definition "Hydroxyapatite is a Bioactive Ceramic that is composed of calcium phosphate and closely resembles the mineral component of bone."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050097
co:PMD_0050097 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050095 ;
               rdfs:label "bioglass"@en ;
               skos:definition "Bioglass is a Bioactive Ceramic that is a silicate-based glass formulated to bond with and stimulate biological tissues."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050098
co:PMD_0050098 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050091 ;
               rdfs:label "bioresorbable ceramics"@en ;
               skos:definition "Bioresorbable Ceramics are Bioceramics that are designed to gradually be resorbed and replaced by natural tissue."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050099
co:PMD_0050099 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050098 ;
               rdfs:label "tricalcium phosphate"@en ;
               skos:definition "Tricalcium Phosphate is a Bioresorbable Ceramic that is composed of calcium phosphate, commonly used in bone grafting applications."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050100
co:PMD_0050100 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050098 ;
               rdfs:label "calcium sulfate"@en ;
               skos:definition "Calcium Sulfate is a Bioresorbable Ceramic that is composed of calcium sulfate, known for its solubility in biological environments."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050101
co:PMD_0050101 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000661 ;
               rdfs:label "silicate glasses"@en ;
               skos:definition "Silicate Glasses are Glasses that are composed primarily of silica."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050102
co:PMD_0050102 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050101 ;
               rdfs:label "soda-lime glass"@en ;
               skos:definition "Soda-Lime Glass is a Silicate Glass that is formulated from silica, soda, and lime and is widely used in windows and containers."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050103
co:PMD_0050103 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050102 ;
               rdfs:label "clear float glass"@en ;
               skos:definition "Clear Float Glass is a form of Soda-Lime Glass that is known for its clarity and uniform thickness."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050104
co:PMD_0050104 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050102 ;
               rdfs:label "patterned glass"@en ;
               skos:definition "Patterned Glass is a form of Soda-Lime Glass that is modified with surface textures for decorative purposes."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050105
co:PMD_0050105 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050102 ;
               rdfs:label "tinted glass"@en ;
               skos:definition "Tinted Glass is a form of Soda-Lime Glass that is treated with coloring agents to alter its light transmission."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050106
co:PMD_0050106 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050101 ;
               rdfs:label "borosilicate glass"@en ;
               skos:definition "Borosilicate Glass is a Silicate Glass that is formulated with boron oxide to improve thermal resistance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050107
co:PMD_0050107 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050106 ;
               rdfs:label "pyrex-type glass"@en ;
               skos:definition "Pyrex-Type Glass is a form of Borosilicate Glass that is renowned for its high resistance to thermal shock."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050108
co:PMD_0050108 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050101 ;
               rdfs:label "aluminosilicate glass"@en ;
               skos:definition "Aluminosilicate Glass is a form of Silicate Glass that is specifically formulated to resist high temperatures."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050109
co:PMD_0050109 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050101 ;
               rdfs:label "lead glass"@en ;
               skos:definition "Lead Glass is a Silicate Glass that is formulated with lead oxide to increase brilliance and refractive index."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050110
co:PMD_0050110 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050109 ;
               rdfs:label "potash lead glass"@en ;
               skos:definition "Potash Lead Glass is a form of Lead Glass that utilizes potash as a flux in addition to lead oxide."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050111
co:PMD_0050111 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050109 ;
               rdfs:label "barium glass"@en ;
               skos:definition "Barium Glass is a form of Lead Glass that is modified with barium oxide to alter its optical properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050112
co:PMD_0050112 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050108 ;
               rdfs:label "high-temperature resistant glass"@en ;
               skos:definition "High-Temperature Resistant Glass is an Aluminosilicate Glass that is engineered to maintain stability at elevated temperatures."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050113
co:PMD_0050113 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000661 ;
               rdfs:label "non-silicate glasses"@en ;
               skos:definition "Non-Silicate Glasses are Glasses that are not primarily composed of silica."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050114
co:PMD_0050114 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050113 ;
               rdfs:label "phosphate glass"@en ;
               skos:definition "Phosphate Glass is a Non-Silicate Glass that is composed mainly of phosphate compounds, offering distinct optical properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050115
co:PMD_0050115 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050113 ;
               rdfs:label "borate glass"@en ;
               skos:definition "Borate Glass is a Non-Silicate Glass that is composed mainly of boron oxide and is known for its low melting point."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050116
co:PMD_0050116 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050113 ;
               rdfs:label "germanate glass"@en ;
               skos:definition "Germanate Glass is a Non-Silicate Glass that is composed primarily of germanium oxide, noted for its infrared transmission."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050118
co:PMD_0050118 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050133 ;
               rdfs:label "optical glass"@en ;
               skos:definition "Optical Glass is Functional Glass that is formulated for high-precision light transmission and refractive performance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050119
co:PMD_0050119 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050118 ;
               rdfs:label "fused silica glass"@en ;
               skos:definition "Fused Silica Glass is an Optical Glass that is made from pure silica, prized for its high transparency and thermal stability."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050120
co:PMD_0050120 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050118 ;
               rdfs:label "crown glass"@en ;
               skos:definition "Crown Glass is an Optical Glass that is characterized by its low dispersion and high clarity."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050121
co:PMD_0050121 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050118 ;
               rdfs:label "flint glass"@en ;
               skos:definition "Flint Glass is an Optical Glass that is distinguished by its high refractive index and dispersion."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050122
co:PMD_0050122 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000661 ;
               rdfs:label "specialty glasses"@en ;
               skos:definition "Specialty Glasses are Advanced Glasses that are engineered for specific functional roles."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050123
co:PMD_0050123 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050122 ;
               rdfs:label "chemically strengthened glass"@en ;
               skos:definition "Chemically Strengthened Glass is a Specialty Glass that is treated via chemical processes to enhance its strength."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050124
co:PMD_0050124 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050123 ;
               rdfs:label "ion-exchanged glass"@en ;
               skos:definition "Ion-Exchanged Glass is a form of Chemically Strengthened Glass that is produced by exchanging ions to improve durability."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050125
co:PMD_0050125 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050108 ,
                               co:PMD_0050123 ;
               rdfs:label "aluminosilicate gorilla glass"@en ;
               skos:definition "Aluminosilicate Gorilla Glass is a Chemically Strengthened Glass that is enhanced with an aluminosilicate composition for superior scratch resistance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050126
co:PMD_0050126 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050122 ;
               rdfs:label "toughened (tempered) glass"@en ;
               skos:definition "Toughened Glass is a Specialty Glass that is mechanically treated to increase its strength and safety."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050127
co:PMD_0050127 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050122 ;
               rdfs:label "laminated glass"@en ;
               skos:definition "Laminated Glass is a Specialty Glass that is composed of multiple bonded layers to improve safety and acoustic performance."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050128
co:PMD_0050128 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050122 ;
               rdfs:label "electrochromic glass"@en ;
               skos:definition "Electrochromic Glass is a Specialty Glass that can reversibly change its light transmission properties when an electrical voltage is applied."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050129
co:PMD_0050129 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050122 ;
               rdfs:label "photochromic glass"@en ;
               skos:definition "Photochromic Glass is a Specialty Glass that alters its optical properties in response to exposure to light."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050130
co:PMD_0050130 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050122 ;
               rdfs:label "thermochromic glass"@en ;
               skos:definition "Thermochromic Glass is a Specialty Glass that changes its optical properties as a function of temperature."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050131
co:PMD_0050131 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050050 ;
               rdfs:label "lithium disilicate glass-ceramics"@en ;
               skos:definition "Lithium Disilicate Glass-Ceramics are Glass-Ceramics that contain lithium disilicate crystals to provide high strength and aesthetic appeal."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050132
co:PMD_0050132 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050050 ;
               rdfs:label "transparent glass-ceramics"@en ;
               skos:definition "Transparent Glass-Ceramics are Glass-Ceramics that are engineered to maintain optical transparency despite partial crystallization."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050133
co:PMD_0050133 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000661 ;
               rdfs:label "functional glass"@en ;
               skos:definition "Functional Glass is Advanced Glass that is designed to perform specific roles beyond conventional optical applications."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050134
co:PMD_0050134 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050133 ;
               rdfs:label "conductive glass"@en ;
               skos:definition "Conductive Glass is Functional Glass that has been modified to exhibit electrical conductivity."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050135
co:PMD_0050135 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050134 ;
               rdfs:label "indium tin oxide coated glass"@en ;
               skos:definition "Indium Tin Oxide Coated Glass is a form of Conductive Glass that is coated with a thin film of indium tin oxide to enable electrical conduction."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050136
co:PMD_0050136 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050134 ;
               rdfs:label "fluorine-doped tin oxide glass"@en ;
               skos:definition "Fluorine-Doped Tin Oxide Glass is a form of Conductive Glass that is coated with tin oxide doped with fluorine for enhanced conductivity."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050137
co:PMD_0050137 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050133 ;
               rdfs:label "magnetic glass"@en ;
               skos:definition "Magnetic Glass is Functional Glass that is modified to exhibit magnetic properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050138
co:PMD_0050138 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050137 ;
               rdfs:label "iron-borosilicate glass"@en ;
               skos:definition "Iron-Borosilicate Glass is a Magnetic Glass that incorporates iron and borosilicate compounds to display magnetic behavior."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050139
co:PMD_0050139 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050137 ;
               rdfs:label "cobalt-borosilicate glass"@en ;
               skos:definition "Cobalt-Borosilicate Glass is a Magnetic Glass that is formulated with cobalt to enhance its magnetic properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050140
co:PMD_0050140 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050133 ;
               rdfs:label "nonlinear optical glass"@en ;
               skos:definition "Nonlinear Optical Glass is Functional Glass that is engineered to display nonlinear optical responses under intense light."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050141
co:PMD_0050141 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050140 ;
               rdfs:label "chalcogenide glass"@en ;
               skos:definition "Chalcogenide Glass is a Nonlinear Optical Glass that is composed of chalcogen elements, offering infrared transmission and nonlinear optical behavior."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050142
co:PMD_0050142 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050140 ;
               rdfs:label "tellurite glass"@en ;
               skos:definition "Tellurite Glass is a Nonlinear Optical Glass that is formulated with tellurium oxide to achieve a high refractive index and nonlinear properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050143
co:PMD_0050143 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000661 ;
               rdfs:label "bioactive glass"@en ;
               skos:definition "Bioactive Glass is Advanced Glass that is designed to interact beneficially with biological tissues."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050144
co:PMD_0050144 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050143 ;
               rdfs:label "silicate-based bioactive glass"@en ;
               skos:definition "Silicate-Based Bioactive Glass is a Bioactive Glass that is composed primarily of silicate compounds to facilitate bonding with biological tissue."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050145
co:PMD_0050145 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050144 ;
               rdfs:label "45S5 bioglass"@en ;
               skos:definition "45S5 Bioglass is a Silicate-Based Bioactive Glass with a specific composition known for its ability to bond with bone."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050146
co:PMD_0050146 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050144 ;
               rdfs:label "S53P4 bioglass"@en ;
               skos:definition "S53P4 Bioglass is a Silicate-Based Bioactive Glass formulated with a distinct composition for enhanced bioactivity."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050147
co:PMD_0050147 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050143 ;
               rdfs:label "phosphate-based bioactive glass"@en ;
               skos:definition "Phosphate-Based Bioactive Glass is a Bioactive Glass that is composed predominantly of phosphate compounds."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050148
co:PMD_0050148 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050143 ;
               rdfs:label "borate-based bioactive glass"@en ;
               skos:definition "Borate-Based Bioactive Glass is a Bioactive Glass that is formulated with borate compounds to promote biological interaction."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050149
co:PMD_0050149 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0000661 ;
               rdfs:label "amorphous metal glass"@en ;
               skos:definition "Amorphous Metal Glass is Glass that is characterized by a disordered, non-crystalline atomic structure, resembling a frozen liquid."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050150
co:PMD_0050150 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050149 ;
               rdfs:label "iron-based metallic glass"@en ;
               skos:definition "Iron-Based Metallic Glass is an Amorphous Metal Glass that is predominantly composed of iron."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050151
co:PMD_0050151 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050149 ;
               rdfs:label "magnesium-based metallic glass"@en ;
               skos:definition "Magnesium-Based Metallic Glass is an Amorphous Metal Glass that is primarily composed of magnesium, noted for its low density."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050152
co:PMD_0050152 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0050149 ;
               rdfs:label "zirconium-based metallic glass"@en ;
               skos:definition "Zirconium-Based Metallic Glass is an Amorphous Metal Glass that is composed mainly of zirconium, valued for its corrosion resistance and strength."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0050155
co:PMD_0050155 rdf:type owl:Class ;
               rdfs:subClassOf co:PMD_0020148 ;
               obo:IAO_0000119 "“Shape.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/shape. Accessed 13 Jan. 2023." ;
               rdfs:label "Form"@de ,
                          "shape"@en ;
               skos:definition "Das sichtbare Ausstattungsmerkmal (räumliche Form oder Kontur) eines bestimmten Objektes oder einer Art von Objekt."@de ,
                               "The visible makeup characteristic (spatial form or contour) of a particular item or kind of item.a"@en .


###  https://w3id.org/pmd/co/PMD_0060006
co:PMD_0060006 rdf:type owl:Class ;
               rdfs:subClassOf obo:IAO_0000033 ;
               rdfs:label "device specification"@en ;
               skos:definition "A directive information entity that outlines the technical requirements, features, constraints, and performance criteria of a specific device, guiding its design, manufacturing, operation, or maintenance." ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0060007
co:PMD_0060007 rdf:type owl:Class ;
               rdfs:subClassOf obo:IAO_0000033 ;
               rdfs:label "material specification"@en ;
               skos:definition "A directive information entity that defines the composition, properties, performance criteria, and acceptable standards for a material, guiding its selection, processing, and application in a specific context." ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0060009
co:PMD_0060009 rdf:type owl:Class ;
               rdfs:subClassOf obo:IAO_0000027 ;
               rdfs:label "specification datum"@en ;
               skos:definition "A data item that provides specification for entities" ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0200001
co:PMD_0200001 rdf:type owl:Class ;
               rdfs:subClassOf obo:BFO_0000016 ;
               obo:IAO_0000119 "European Commission: Directorate-General for Research and Innovation, Biodegradability of plastics in the open environment, Publications Office of the European Union, 2021, https://data.europa.eu/doi/10.2777/690248" ;
               rdfs:label "Biologische Abbaubarkeit"@de ,
                          "biodegradabilty"@en ;
               skos:definition "\"[Biodegradabilty] [...] is understood as the microbial conversion of all its organic constituents to carbon dioxide (or carbon dioxide and methane in conditions where oxygen is not present), new microbial biomass and mineral salts, within a timescale short enough not to lead to lasting harm or accumulation in the open environment.\""@en ,
                               "\"[Biologische Abbaubarkeit] [...] beschreibt die mikrobielle Umwandlung all seiner organischen Bestandteile in Kohlendioxid oder – unter sauerstofffreien Bedingungen – in Kohlendioxid und Methan, neue mikrobielle Biomasse und Mineralsalze verstanden, und zwar innerhalb eines Zeitraums, der so kurz ist, dass es nicht zu dauerhaften Schäden oder Anreicherungen in der offenen Umwelt kommt.\""@de ,
                               "Biodegradability is a disposition of a material which specifies its capability to be fully microbially converted into inorganic end products (CO₂, CH₄, mineral salts, biomass) within an environmentally non-harmful timescale."@en ;
               co:PMD_0001032 "https://github.com/materialdigital/core-ontology/issues/126" .


#################################################################
#    Individuals
#################################################################

###  http://purl.obolibrary.org/obo/IAO_0000002
obo:IAO_0000002 rdf:type owl:NamedIndividual ;
                rdfs:label "example to be eventually removed"@en .


###  http://purl.obolibrary.org/obo/IAO_0000120
obo:IAO_0000120 rdf:type owl:NamedIndividual ;
                obo:IAO_0000115 "Class has all its metadata, but is either not guaranteed to be in its final location in the asserted IS_A hierarchy or refers to another class that is not complete."@en ;
                rdfs:label "metadata complete"@en .


###  http://purl.obolibrary.org/obo/IAO_0000121
obo:IAO_0000121 rdf:type owl:NamedIndividual ;
                obo:IAO_0000115 "Term created to ease viewing/sort terms for development purpose, and will not be included in a release"@en ;
                rdfs:label "organizational term"@en .


###  http://purl.obolibrary.org/obo/IAO_0000122
obo:IAO_0000122 rdf:type owl:NamedIndividual ;
                obo:IAO_0000115 "Class has undergone final review, is ready for use, and will be included in the next release. Any class lacking \"ready_for_release\" should be considered likely to change place in hierarchy, have its definition refined, or be obsoleted in the next release.  Those classes deemed \"ready_for_release\" will also derived from a chain of ancestor classes that are also \"ready_for_release.\""@en ;
                rdfs:label "ready for release"@en .


###  http://purl.obolibrary.org/obo/IAO_0000123
obo:IAO_0000123 rdf:type owl:NamedIndividual ;
                obo:IAO_0000115 "Class is being worked on; however, the metadata (including definition) are not complete or sufficiently clear to the branch editors."@en ;
                rdfs:label "metadata incomplete"@en .


###  http://purl.obolibrary.org/obo/IAO_0000124
obo:IAO_0000124 rdf:type owl:NamedIndividual ;
                obo:IAO_0000115 "Nothing done yet beyond assigning a unique class ID and proposing a preferred term."@en ;
                rdfs:label "uncurated"@en .


###  http://purl.obolibrary.org/obo/IAO_0000125
obo:IAO_0000125 rdf:type owl:NamedIndividual ;
                obo:IAO_0000115 "All definitions, placement in the asserted IS_A hierarchy and required minimal metadata are complete. The class is awaiting a final review by someone other than the term editor."@en ;
                rdfs:label "pending final vetting"@en .


###  http://purl.obolibrary.org/obo/IAO_0000423
obo:IAO_0000423 rdf:type owl:NamedIndividual ;
                obo:IAO_0000115 "Terms with this status should eventually replaced with a term from another ontology."@en ;
                obo:IAO_0000119 "group:OBI"@en ;
                rdfs:label "to be replaced with external ontology term"@en .


###  http://purl.obolibrary.org/obo/IAO_0000428
obo:IAO_0000428 rdf:type owl:NamedIndividual ;
                obo:IAO_0000115 "A term that is metadata complete, has been reviewed, and problems have been identified that require discussion before release. Such a term requires editor note(s) to identify the outstanding issues."@en ;
                obo:IAO_0000119 "group:OBI"@en ;
                rdfs:label "requires discussion"@en .


###  https://w3id.org/pmd/co/PMD_0020006
co:PMD_0020006 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice triclinic primitve"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020007
co:PMD_0020007 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice monoclinic primitive"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020008
co:PMD_0020008 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice monoclinic base-centered"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020009
co:PMD_0020009 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice orthorombic primitive"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020010
co:PMD_0020010 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice orthorhombic base-centered"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020011
co:PMD_0020011 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice orthorhombic body-centered"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020012
co:PMD_0020012 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice orthorhombic face-centered"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020013
co:PMD_0020013 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice tetragonal primitive"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020014
co:PMD_0020014 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice tetragonal body-centered"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020015
co:PMD_0020015 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice hexagonal rhombohedral primitive"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020016
co:PMD_0020016 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice hexagonal hexagonal primitive"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020017
co:PMD_0020017 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice cubic primitive"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020018
co:PMD_0020018 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice cubic body-centered"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020019
co:PMD_0020019 rdf:type owl:NamedIndividual ;
               rdfs:label "bravais lattice cubic face-centered"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020027
co:PMD_0020027 rdf:type owl:NamedIndividual ;
               rdfs:label "bainite"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020097
co:PMD_0020097 rdf:type owl:NamedIndividual ;
               rdfs:label "austenite"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020100
co:PMD_0020100 rdf:type owl:NamedIndividual ;
               rdfs:label "ferrite"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020107
co:PMD_0020107 rdf:type owl:NamedIndividual ;
               rdfs:label "ledeburite"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020109
co:PMD_0020109 rdf:type owl:NamedIndividual ;
               rdfs:label "pearlite"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020110
co:PMD_0020110 rdf:type owl:NamedIndividual ;
               rdfs:label "widmanstatten structure"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020111
co:PMD_0020111 rdf:type owl:NamedIndividual ;
               rdfs:label "martensite"@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020117
co:PMD_0020117 rdf:type owl:NamedIndividual ;
               rdfs:label "aggregate state solid"@en ;
               skos:definition "A state where the bonds between entites trasmit shear forces."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020118
co:PMD_0020118 rdf:type owl:NamedIndividual ;
               rdfs:label "aggregate state liquid"@en ;
               skos:definition "A state where the bonds of the entites transmit no shear force."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020119
co:PMD_0020119 rdf:type owl:NamedIndividual ;
               rdfs:label "aggregate state gasous"@en ;
               skos:definition "A state where the entities have no bonding."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020120
co:PMD_0020120 rdf:type owl:NamedIndividual ;
               rdfs:label "aggregate state plasma"@en ;
               skos:definition "An aggregate state where the entites are atom nuclei and have no bonds."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020121
co:PMD_0020121 rdf:type owl:NamedIndividual ;
               rdfs:label "aggregate state atom gas"@en ;
               skos:definition "A gaseous state where the gas entities are atoms."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020122
co:PMD_0020122 rdf:type owl:NamedIndividual ;
               rdfs:label "aggregate state supercritical fluid"@en ;
               skos:definition "A state with strong bindings between entites that do not transmit shear force."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020123
co:PMD_0020123 rdf:type owl:NamedIndividual ;
               rdfs:label "aggregate state mesomorphic"@en ;
               skos:definition "A state where some bonds transmit shear stresses and some do not."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020124
co:PMD_0020124 rdf:type owl:NamedIndividual ;
               rdfs:label "aggregate state suprafluid"@en ;
               skos:definition "A state with frictionless binding that transmits no shear force between entites."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


###  https://w3id.org/pmd/co/PMD_0020125
co:PMD_0020125 rdf:type owl:NamedIndividual ;
               rdfs:label "aggregate state suprasolid"@en ;
               skos:definition "A state that exhibits suprafluid and solid properties."@en ;
               co:PMD_0000060 "true"^^xsd:boolean .


#################################################################
#    General axioms
#################################################################

[ rdf:type owl:Class ;
  owl:unionOf ( co:PMD_0000773
                co:PMD_0000952
              ) ;
  rdfs:subClassOf co:PMD_0000848
] .


[ rdf:type owl:AllDisjointClasses ;
  owl:members ( obo:BFO_0000004
                obo:BFO_0000020
                obo:BFO_0000031
              )
] .


[ rdf:type owl:AllDisjointClasses ;
  owl:members ( co:PMD_0000503
                co:PMD_0000512
                co:PMD_0000551
                co:PMD_0000591
                co:PMD_0000595
                co:PMD_0000597
                co:PMD_0000853
                co:PMD_0000896
                co:PMD_0000942
                co:PMD_0000967
                co:PMD_0020112
              )
] .


[ rdf:type owl:AllDisjointClasses ;
  owl:members ( co:PMD_0000503
                co:PMD_0000512
                co:PMD_0000591
                co:PMD_0000595
                co:PMD_0000597
                co:PMD_0000853
                co:PMD_0000896
                co:PMD_0000942
                co:PMD_0000967
                co:PMD_0020112
                co:PMD_0025001
              )
] .


[ rdf:type owl:AllDisjointClasses ;
  owl:members ( co:PMD_0000503
                co:PMD_0000512
                co:PMD_0000591
                co:PMD_0000595
                co:PMD_0000597
                co:PMD_0000853
                co:PMD_0000896
                co:PMD_0000942
                co:PMD_0000967
                co:PMD_0020112
                co:PMD_0025001
                co:PMD_0025003
              )
] .


[ rdf:type owl:AllDisjointClasses ;
  owl:members ( co:PMD_0000535
                co:PMD_0000851
                co:PMD_0000961
                co:PMD_0000996
              )
] .


[ rdf:type owl:AllDisjointClasses ;
  owl:members ( co:PMD_0000549
                co:PMD_0000596
                co:PMD_0000629
                co:PMD_0000635
                co:PMD_0000869
                co:PMD_0000870
                co:PMD_0000871
              )
] .


[ rdf:type owl:AllDisjointClasses ;
  owl:members ( co:PMD_0000549
                co:PMD_0000596
                co:PMD_0000629
                co:PMD_0000869
                co:PMD_0000870
                co:PMD_0000871
              )
] .


[ rdf:type owl:AllDisjointClasses ;
  owl:members ( co:PMD_0000553
                co:PMD_0000619
                co:PMD_0020132
                co:PMD_0020133
                co:PMD_0020142
                co:PMD_0020151
                co:PMD_0020155
              )
] .


[ rdf:type owl:AllDisjointClasses ;
  owl:members ( co:PMD_0000553
                co:PMD_0000619
                co:PMD_0020132
                co:PMD_0020133
                co:PMD_0020142
                co:PMD_0020151
                co:PMD_0020155
                co:PMD_0020161
                co:PMD_0050155
              )
] .


[ rdf:type owl:AllDisjointClasses ;
  owl:members ( co:PMD_0000587
                co:PMD_0000889
                co:PMD_0000953
              )
] .


[ rdf:type owl:AllDisjointClasses ;
  owl:members ( co:PMD_0020102
                co:PMD_0020103
                co:PMD_0020104
              )
] .


[ rdf:type owl:AllDisjointClasses ;
  owl:members ( co:PMD_0020202
                co:PMD_0020203
                co:PMD_0020204
              )
] .


[ rdf:type owl:AllDifferent ;
  owl:distinctMembers ( co:PMD_0020006
                        co:PMD_0020007
                        co:PMD_0020008
                        co:PMD_0020009
                        co:PMD_0020010
                        co:PMD_0020011
                        co:PMD_0020012
                        co:PMD_0020013
                        co:PMD_0020014
                        co:PMD_0020015
                        co:PMD_0020016
                        co:PMD_0020017
                        co:PMD_0020018
                        co:PMD_0020019
                      )
] .


[ rdf:type owl:AllDifferent ;
  owl:distinctMembers ( co:PMD_0020117
                        co:PMD_0020118
                        co:PMD_0020119
                        co:PMD_0020120
                        co:PMD_0020121
                        co:PMD_0020122
                        co:PMD_0020123
                        co:PMD_0020124
                        co:PMD_0020125
                      )
] .


#################################################################
#    Rules
#################################################################

<urn:swrl:var#d> rdf:type swrl:Variable .

<urn:swrl:var#e> rdf:type swrl:Variable .

[ rdf:type swrl:Imp ;
   swrl:body [ rdf:type swrl:AtomList ;
               rdf:first [ rdf:type swrl:ClassAtom ;
                           swrl:classPredicate obo:BFO_0000016 ;
                           swrl:argument1 <urn:swrl:var#d>
                         ] ;
               rdf:rest [ rdf:type swrl:AtomList ;
                          rdf:first [ rdf:type swrl:IndividualPropertyAtom ;
                                      swrl:propertyPredicate obo:RO_0000053 ;
                                      swrl:argument1 <urn:swrl:var#e> ;
                                      swrl:argument2 <urn:swrl:var#d>
                                    ] ;
                          rdf:rest rdf:nil
                        ]
             ] ;
   swrl:head [ rdf:type swrl:AtomList ;
               rdf:first [ rdf:type swrl:IndividualPropertyAtom ;
                           swrl:propertyPredicate obo:RO_0000091 ;
                           swrl:argument1 <urn:swrl:var#e> ;
                           swrl:argument2 <urn:swrl:var#d>
                         ] ;
               rdf:rest rdf:nil
             ]
 ] .

[ rdf:type swrl:Imp ;
   swrl:body [ rdf:type swrl:AtomList ;
               rdf:first [ rdf:type swrl:ClassAtom ;
                           swrl:classPredicate obo:BFO_0000019 ;
                           swrl:argument1 <urn:swrl:var#d>
                         ] ;
               rdf:rest [ rdf:type swrl:AtomList ;
                          rdf:first [ rdf:type swrl:IndividualPropertyAtom ;
                                      swrl:propertyPredicate obo:RO_0000053 ;
                                      swrl:argument1 <urn:swrl:var#e> ;
                                      swrl:argument2 <urn:swrl:var#d>
                                    ] ;
                          rdf:rest rdf:nil
                        ]
             ] ;
   swrl:head [ rdf:type swrl:AtomList ;
               rdf:first [ rdf:type swrl:IndividualPropertyAtom ;
                           swrl:propertyPredicate obo:RO_0000086 ;
                           swrl:argument1 <urn:swrl:var#e> ;
                           swrl:argument2 <urn:swrl:var#d>
                         ] ;
               rdf:rest rdf:nil
             ]
 ] .

[ rdf:type swrl:Imp ;
   swrl:body [ rdf:type swrl:AtomList ;
               rdf:first [ rdf:type swrl:ClassAtom ;
                           swrl:classPredicate obo:BFO_0000023 ;
                           swrl:argument1 <urn:swrl:var#d>
                         ] ;
               rdf:rest [ rdf:type swrl:AtomList ;
                          rdf:first [ rdf:type swrl:IndividualPropertyAtom ;
                                      swrl:propertyPredicate obo:RO_0000053 ;
                                      swrl:argument1 <urn:swrl:var#e> ;
                                      swrl:argument2 <urn:swrl:var#d>
                                    ] ;
                          rdf:rest rdf:nil
                        ]
             ] ;
   swrl:head [ rdf:type swrl:AtomList ;
               rdf:first [ rdf:type swrl:IndividualPropertyAtom ;
                           swrl:propertyPredicate obo:RO_0000087 ;
                           swrl:argument1 <urn:swrl:var#e> ;
                           swrl:argument2 <urn:swrl:var#d>
                         ] ;
               rdf:rest rdf:nil
             ]
 ] .

[ rdf:type swrl:Imp ;
   swrl:body [ rdf:type swrl:AtomList ;
               rdf:first [ rdf:type swrl:ClassAtom ;
                           swrl:classPredicate obo:BFO_0000034 ;
                           swrl:argument1 <urn:swrl:var#d>
                         ] ;
               rdf:rest [ rdf:type swrl:AtomList ;
                          rdf:first [ rdf:type swrl:IndividualPropertyAtom ;
                                      swrl:propertyPredicate obo:RO_0000053 ;
                                      swrl:argument1 <urn:swrl:var#e> ;
                                      swrl:argument2 <urn:swrl:var#d>
                                    ] ;
                          rdf:rest rdf:nil
                        ]
             ] ;
   swrl:head [ rdf:type swrl:AtomList ;
               rdf:first [ rdf:type swrl:IndividualPropertyAtom ;
                           swrl:propertyPredicate obo:RO_0000085 ;
                           swrl:argument1 <urn:swrl:var#e> ;
                           swrl:argument2 <urn:swrl:var#d>
                         ] ;
               rdf:rest rdf:nil
             ]
 ] .

###  Generated by the OWL API (version 4.5.29) https://github.com/owlcs/owlapi