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Petroleum - Wikipedia


Petroleum is a naturally occurring, yellow-to-black liquid found in geological formations beneath the Earth's surface, which is commonly refined into various ...

Petroleum | Information on Petroleum and Crude Oil


Petroleum or crude oil is a fossil fuel. Find out how petroleum was formed and a history of its development into the oil products we see today.

What Is Petroleum? - American Association of Petroleum Geologists


There are some places on earth where oil is not trapped underground, but actually seeps out at the earth's surface—Think Jed Clampett and a "bubbling crude!

EIA Energy Kids - Oil (petroleum)


Petroleum products are fuels made from crude oil and other hydrocarbons contained in natural gas. Petroleum products can also be made from coal, natural gas ...

Petroleum & Other Liquids - U.S. Energy Information Administration ...


Low oil prices have affected Russian petroleum companies and government ... Growth in propane exports drove U.S. petroleum product export growth in first half ...

What is the difference between crude oil, petroleum products, and ...


Petroleum products are produced from the processing of crude oil and other liquids at petroleum refineries, from the extraction of liquid hydrocarbons at natural ...

Petroleum | Define Petroleum at Dictionary.com


Petroleum definition, an oily, thick, flammable, usually dark-colored liquid that is a form of bitumen or a mixture of various hydrocarbons, occurring naturally in ...

Petroleum - Oil and Natural Gas | energy4me


Oil and natural gas together make petroleum. Petroleum, which is Latin for “rock oil,” is a fossil fuel, meaning it was made naturally from decaying prehistoric ...

petroleum | Britannica.com


Petroleum, complex mixture of hydrocarbons that occur in the Earth in liquid, gaseous, or solid forms. The term is often restricted to the liquid form, commonly ...

What is petroleum? definition and meaning - BusinessDictionary.com


Definition of petroleum: Literally 'rock oil,' it is a general term for crude oil and natural gas. Primary source of automotive fuels and lubricant oils, petroleum is a  ...

Petroleum, or crude oil, is a smelly, yellow-to-black liquid and is usually found in underground areas called reservoirs.
Oil was formed from the remains of animals and plants (diatoms) that lived millions of years ago in a marine (water) environment before the dinosaurs.