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  • Definition
    • petroleum : A flammable liquid ranging in color from clear to very dark brown and black, consisting mainly of hydrocarbons, occurring naturally in deposits under the Earth's surface.

      • petroleum : # {{l|en|petroleum}}

        • petroleum : # {{lb|id|petrochemistry}} {{l|en|petroleum}}

          • petroleum : # {{lb|pl|obsolete}} {{syn of|pl|ropa naftowa}}

            • {{t.term}} - {{t.type}}
          • Derivative