Historical reference: Do not rely on this information. It is very old. About this collection
Gasoline is the name given to some of the lighter and more volatile portions obtained in the distillation and purification of crude petroleum. It is a very volatile liquid with boiling-point varying from about 35° to 80° C, which consists mainly of a mixture of the hydrocarbons - pentane (C5H12), liexane (C6H14), and heptane (C7H16). [Paraffins, Petroleum.]