Question

Why petroleum is called crude oil

Answer 1

Hey buddy here's your solution :-

Petroleum is also called crude oil is a thing and black liquid.... it is separated into simple, more useful mixtures by fractional distillation in oil refineries to give separate chemical such as dash online (or petrol) for cars, kerosene for airplanes and bitumen for road .

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Answer 2

Answer:

because it is obtained from crude oil

Explanation:

crude oil is a hydrocarbon and it must undergo some process in order to form petrol[gasoline],kerosene,refined gases and diesel.