what is crude oil：What Is Crude Oil
What Is Crude Oil
Crude Oil
https://www3.epa.gov
Crude oil means a mixture of hydrocarbons that exists in liquid phase in natural underground reservoirs and remains liquid at atmospheric pressure after passing ...
Crude Oil
https://www.sciencedirect.com
Petroleum, or crude oil, is a naturally occurring liquid that originates from the Carboniferous period about 200 to 400 million years ago. Plants, ferns, trees, ...
crude oil and petroleum products
https://www.eia.gov
Crude oil is a mixture of hydrocarbons that exists as a liquid in underground geologic formations and remains a liquid when brought to the surface. Petroleum ...
Crude oil | Definition
https://www.britannica.com
Crude oil is a mixture of comparatively volatile liquid hydrocarbons (compounds composed mainly of hydrogen and carbon), though it also contains ...
Drilling Into the Basics of Crude Oil
https://www.energy.gov
Crude oil is extracted from the earth and later refined into products such as gasoline, jet fuel, waxes, asphalt, lubricating oil, various plastics, and a wide ...
Oil and petroleum products explained
https://www.eia.gov
Petroleum products are fuels made from crude oil and the hydrocarbons contained in natural gas. Petroleum products can also be made from coal, natural gas, and ...
Petroleum
https://en.wikipedia.org
Petroleum, also known as crude oil, or simply oil, is a naturally occurring yellowish-black liquid mixture of mainly hydrocarbons, and is found in ...
說明
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