What Is Napalm? nbsp;nbsp;nbsp;Napalm is a mixture of benzene (21%), gasoline (33%), and polystyrene (46%). Benzene is a normal component of gasoline (about 2%). The gasoline used in napalm is the same leaded or unleaded gas that you put in your car. nbsp;nbsp;nbsp;Gasoline is a mixture of hydrocarbons, which burn in an engine. It is a clear liquid, made from crude oil that burns and explodes easily. It naturally contains some benzene (which makes gas smell the way it does). Gasoline is lighter than, and floats on, water, but it will not mix with water. It dissolves grease and oil...