- Fuel energy rating - Hydrocarbon - Hydrocarbon in petroleum - Petrol component can be converted at once - Petrol rating - Petrol rating can be converted at once - Any one of a group of metametric hydrocarcons (C8H18) of
the methane series. The most important is a colorless, volatile,
inflammable liquid, found in petroleum, and a constituent of benzene or
ligroin.