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- Petroleum - Wikipedia
Petroleum, also known as crude oil or simply oil, is a naturally occurring, yellowish-black liquid chemical mixture found in geological formations, consisting mainly of hydrocarbons [1] The term petroleum refers both to naturally occurring unprocessed crude oil, as well as to petroleum products that consist of refined crude oil
- Petroleum - Simple English Wikipedia, the free encyclopedia
Petroleum, (from Greek πέτρα - rock and έλαιο - oil) also called crude oil, is a thick and black liquid It is a natural material mainly made of hydrocarbons The hydrocarbons come from many billions of ancient phytoplankton When they die, their bodies sink to the bottom This formed basins of oil in many parts of the world
- Petroleum | Energy, Products, Facts | Britannica
petroleum, complex mixture of hydrocarbons that occur in Earth in liquid, gaseous, or solid form A natural resource, petroleum is most often conceived of in its liquid form, commonly called crude oil, but, as a technical term, petroleum also refers to natural gas and the viscous or solid form known as bitumen, which is found in tar sands
- Petroleum - Wikipedia, the free encyclopedia - University of Washington
Petroleum (L petroleum, from Greek πετρέλαιον, lit "rock oil") or crude oil is a naturally occurring, flammable liquid found in rock formations in the Earth consisting of a complex mixture of hydrocarbons of various molecular weights, plus other organic compounds
- petroleum - Wiktionary, the free dictionary
petroleum (countable and uncountable, plural petroleums or petrolea) A flammable liquid ranging in color from clear to very dark brown and black, consisting mainly of hydrocarbons, occurring naturally in deposits under the Earth's surface
- Petroleum - Wikiwand
Petroleum, also known as crude oil or simply oil, is a naturally occurring, yellowish-black liquid chemical mixture found in geological formations, consisting mainly of hydrocarbons [1] The term petroleum refers both to naturally occurring unprocessed crude oil, as well as to petroleum products that consist of refined crude oil
- Petroleum in the United States - Wikipedia
Petroleum has been a major industry in the United States since the 1859 Pennsylvania oil rush around Titusville, Pennsylvania Commonly characterized as "Big Oil", the industry includes exploration, production, refining, transportation, and marketing of oil and natural gas products [1]
- What is Petroleum: Definition, Formation, Constituents, Types and Uses
Petroleum is a broad term for crude oil and its refined products It is a naturally occurring mixture of hydrocarbons found beneath the earth’s surface Petrol, also known as gasoline, is one of the refined products derived from petroleum after the refining process, mainly used as fuel for vehicles
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