Petroleum (L. petroleum, from Greek: πέτρα (rock) + Latin: oleum (oil) is a naturally occurring, yellow-to-black liquid found in geologic formations beneath the Earth's surface, which is commonly refined into various types of fuels. It consists of hydrocarbons of various molecular weights and other liquid organic compounds.
Tuesday 18 March 2014
All Indians Should Know this.
Petroleum (L. petroleum, from Greek: πέτρα (rock) + Latin: oleum (oil) is a naturally occurring, yellow-to-black liquid found in geologic formations beneath the Earth's surface, which is commonly refined into various types of fuels. It consists of hydrocarbons of various molecular weights and other liquid organic compounds.
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