petroleum

  1. Home
  2. top of the aat hierarchies
  3. Materials Facet
  4. Materials (hierarchy name)
  5. materials (substances)
  6. [materials by composition]
  7. organic material
  8. [petroleum and petroleum by product]
  9. petroleum
Scope note
Complex mixture of hydrocarbons that occurs naturally beneath the earth's surface, viscous yellow to black in color. Petroleum is refined (i.e.,separated by distillation) into useable fractions.
petroleum
Accepted term: 23-Jun-2025