the refining of crude oil
Gottelieb made an engine that ran on petrol.
Petrol is somewhat man made. Oil is a natural resource but it must be refined in order to make gas or petrol from it.
petrol is extracted from crude oil
By burning the solid it produces a liquid - this being the petrol.
The metal that is commonly used in a petrol engine is mainly made of aluminum. Some are also made of cast iron.
petrol is made from the fossil fuel oil
oil
By adding hydrocarbons
Petrohol
crude oil
Ethanol
Petrol is made by heating crude oil and letting hydrocarbon chains condense at different "fractions" in the cooling tank.... at the bottom of the tank you have long hydrocarbons like viscous butane and nearer the top you have petrol etc. Petrol is made by cracking crude oil.