petroleum definition

  • noun:
    • A thick, flammable, yellow-to-black mixture of gaseous, liquid, and solid hydrocarbons that occurs obviously under the earth's surface, can be sectioned off into portions including gas, fuel, naphtha, kerosene, gas and lubricating oils, paraffin wax, and asphalt and is utilized as natural product for numerous derivative services and products.
    • A flammable fluid ranging in color from clear to really dark brown and black, consisting primarily of hydrocarbons, occurring normally in deposits under earth area.
    • Rock oil, mineral oil, or natural oil, a dark brown or greenish inflammable liquid, which, at specific things, exists into the top strata associated with the earth, from whence it's moved, or forced by force of the fuel going to it. It is made from a complex blend of various hydrocarbons, mostly of the methane series, but may vary a great deal in appearance, structure, and properties. Its refined by distillation, and also the items consist of kerosene, benzine, gasoline, paraffin, etc.
    • An oily substance of great cost-effective value, particularly as a source of light, happening obviously oozing from cracks in stones, or drifting on top of water, and in addition received in huge amount in various parts of the world by boring into the rock; rock-oil.
    • associated with the whole item of petroleum throughout the world about 50 %. is furnished by Russia, 40 percent, because of the usa, and 10 per cent. by Canada, Austria, Rumania, the Sunda Islands, Burmah, Japan, and (in quite small proportion) Germany, south usa, and Italy. California, Texas, and Kansas have lately largely increased their particular result, chiefly of crude fuel-oil, while in Pennsylvania, Ohio, and western Virginia there's been a lowered yield. It must be noted that United states and Russian petroleum vary materially in chemical structure, the former consisting primarily of hydrocarbons of this paraffin show, as the latter represent mainly naphthenes, isomeric not identical with all the members of the olefine series.
    • a dark oil consisting primarily of hydrocarbons

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