vocabulary:
  name: Valero Energy Vocabulary
  description: Domain vocabulary for petroleum refining, renewable fuels, and energy production
  version: '1.0'
  created: '2026-05-03'
  modified: '2026-05-03'
  terms:
    - term: Refinery
      definition: An industrial facility that processes crude oil into refined petroleum products such as gasoline, diesel, and jet fuel
      category: Facility
      tags:
        - Petroleum
        - Manufacturing
    - term: Barrels Per Day
      definition: The standard unit of measurement for refining capacity and throughput, abbreviated BPD or bbl/d
      category: Unit
      tags:
        - Measurement
        - Petroleum
    - term: Throughput
      definition: The volume of crude oil processed through a refinery in a given time period, measured in barrels per day
      category: Metric
      tags:
        - Operations
        - Petroleum
    - term: Refining Margin
      definition: The difference between the price of refined petroleum products and the cost of crude oil, expressed per barrel
      category: Metric
      tags:
        - Finance
        - Operations
    - term: Ethanol
      definition: A biofuel produced from corn fermentation used as a gasoline blendstock or as a standalone fuel
      category: Product
      tags:
        - Renewable
        - Biofuel
    - term: Renewable Diesel
      definition: A low-carbon diesel fuel produced from vegetable oils, animal fats, or other biological feedstocks via hydroprocessing
      category: Product
      tags:
        - Renewable
        - Low Carbon
    - term: Sustainable Aviation Fuel
      definition: A renewable alternative to conventional jet fuel that can significantly reduce lifecycle carbon emissions from aviation
      category: Product
      tags:
        - Renewable
        - Aviation
        - SAF
    - term: Diamond Green Diesel
      definition: Valero's joint venture for renewable diesel and sustainable aviation fuel production
      category: Joint Venture
      tags:
        - Renewable
        - Partnership
    - term: Crack Spread
      definition: The price difference between crude oil and refined products, a key indicator of refinery profitability
      category: Financial Metric
      tags:
        - Finance
        - Commodity
    - term: Crude Oil
      definition: Unrefined petroleum extracted from the ground that serves as the primary feedstock for petroleum refineries
      category: Feedstock
      tags:
        - Petroleum
        - Commodity
    - term: TOP TIER
      definition: An industry fuel quality standard; Valero-branded retail stations sell TOP TIER certified fuel with enhanced detergent additives
      category: Standard
      tags:
        - Retail
        - Quality
    - term: Coking
      definition: A refining process that converts heavy crude oil residuals into lighter, more valuable products and petroleum coke
      category: Process
      tags:
        - Refining
        - Operations
    - term: Fortune 100
      definition: A ranking of the 100 largest US companies by revenue published annually by Fortune magazine; Valero is consistently listed
      category: Classification
      tags:
        - Company
        - Finance