petrol - a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion enginesgasohol - a gasoline substitute consisting of 90% gasoline and 10% grain alcohol from corn leaded gasoline - gasoline treated with a lead compound to reduce motor knocks; "combustion of leaded gasoline released lead into the air where it could cause lead poisoning" fuel - a substance that can be consumed to produce energy; "more fuel is needed during the winter months"; "they developed alternative fuels for aircraft" hydrocarbon - an organic compound containing only carbon and hydrogen napalm - gasoline jelled with aluminum soaps; highly incendiary liquid used in fire bombs and flame throwers |