How is petrol separated from crude oil
crude oil is unrefined oil, and it has to broken down & burned to separate it into what we know as petrol{gasoline/diesel}. one barrel is 55gallons of crude, a proximate guess of 150 to 200gallons All of these products originate from crude oil, but before any of them can be used they must first be separated from the crude oil that is collected from the ground. Each of the carbon components that make up crude oil have different molecular structures, and each of these structures give them a unique molecular weight