part 13. how oil is extracted

oil has become one of the most material in human life. oil powers our cars, motorcycle, busses. not only that, oil also become main composition of manny our everyday stuff. no doubt, oil is the most important material we have now. many wars is because race for oil drilling rights.

since it's non renewable energy, it'll be out of stock someday. today oil drilling is more intensif around the world, it'll cause sooner to out of stock. how oil drilling process that nowday can drill thousands barrel per day?

the most basic concept is oil drilling divide to two kinds based on location. onshore if it's in land and offshore if it's in the sea. offshore drilling much more expensive, complex, and higg risk since it's should build infrastructure like onshore in the sea.

after infrastructur is build, mext is drilling process. the main concept is easy, since petroleum beneath the sea floor have high pressure, all need to do to drilling oil is make a tool which is lighter temperature so the petroleum will move and drilling up. after drilling up to the surface, oil still needs many chemical process to purify and get better quality. usually along the petroleum that succed to drilling up also contain natural gasses. natural gasses also a valuable material, transport by liquid natural gas (LNG)