About 19.5 gallons of gasoline per barrel.
The distill petrol to make various products like gasoline, diesel, heavy fuels, oils, but also lighter fuels like naphta, propane and other gases.
This process of breaking down crude oil into useable fuel components is called 'cracking' and involves heating the crude oil until various parts of it evaporate at different temperatures - by...
cracking is useful because large hydrocarbon molecules are broken into smaller ones. And these are needed for petrol and are more reactive.
Crude oil gets turned into other petroleum products that are more useful in society, gasoline ASO.