English version

petroleum in Geology topic

From Longman Dictionary of Contemporary Englishpetroleumpe‧tro‧le‧um /pəˈtrəʊliəm $ -ˈtroʊ-/ noun [uncountable]  HEGoil that is obtained from below the surface of the Earth and is used to make petrol, paraffin, and various chemical substances petroleum-based products
Examples from the Corpus
petroleumpetroleum-based plasticA petroleum engineer with 3 5 years of international experience.Huge industrial sectors built up in the 70s and 80s-including petroleum, telecommunications and automobiles-will be especially vulnerable.The gap between low cost and high value makes petroleum a highly political resource.Suprex has introduced the Aromatic Analyser which determines the aromatic content of petroleum fuels.For distillation, refining or other processing of petroleum or petroleum products 3.Plastic-producing petroleum is a finite resource.Local oil companies want a 10 percent tariff on refined petroleum products and 3 percent duty for imported crude oil.Repsol is a bigger refiner than producer, and buys up to 75 percent of the petroleum it uses.