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Petroleum, also known as crude oil or simply oil, is a natural resource that appears as a yellowish-black liquid chemical mixture found in geological formations, consisting primarily of hydrocarbons. The term petroleum refers to both naturally occurring unprocessed crude oil, as well as to petroleum products that consist of refined crude oil.
History, Applications & Products
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oil production crude hydrocarbons used energy countries opec consumption world products century first fuel kerogen natural global industry also gasoline
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Petroleum | is a | fossil fuel formed over millions of years from anaerobic decay of organic materials from buried prehistoric organisms | 0.90 | text |
| Petroleum | is a | non-renewable natural resource | 0.90 | text |
| Petroleum | is a | naturally occurring substance | 0.90 | text |
| fracking.Once extracted | instance of | There are also unconventional reserves such as oil sands and oil shale which are recovered using methods | 0.80 | text |
| oil is refined | instance of | There are also unconventional reserves such as oil sands and oil shale which are recovered using methods | 0.80 | text |
| separated | instance of | There are also unconventional reserves such as oil sands and oil shale which are recovered using methods | 0.80 | text |
| most easily by distillation | instance of | There are also unconventional reserves such as oil sands and oil shale which are recovered using methods | 0.80 | text |
| into numerous products for direct use or use in manufacturing | instance of | There are also unconventional reserves such as oil sands and oil shale which are recovered using methods | 0.80 | text |
| gasoline | instance of | Petroleum products include fuels | 0.80 | text |
| those of Abu Bakr al-Razi.In the 9th century | instance of | with clear descriptions given in Arabic handbooks | 0.80 | text |
| oil fields were exploited in the area around modern Baku | instance of | with clear descriptions given in Arabic handbooks | 0.80 | text |
| Azerbaijan | instance of | with clear descriptions given in Arabic handbooks | 0.80 | text |
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