Fuel oil is produced during the refining of crude oil. It is separated from lighter fractions like gasoline and diesel through a process called fractional distillation. Additional refining processes may be employed to adjust the properties of the fue

Furnace OilWhat is furnace oil used for?Examples of furnace oil uses include heating up homes and fuel trucks to lighting up furnaces, producing steam for industrial uses and for generating electric energy. It is produced fromthe burnable liquids