Any fuel derived from hydrocarbon deposits such as coal, petroleum, natural gas and, to some extent, peat; these fuels are non-renewable, and their burning generates the greenhouse gas carbon dioxide.

the delivery, under pressure, of a metered amount of fuel, as a fine spray, into the intake airflow or combustion chambers of an internal combustion engine

(energy) An electrochemical device in which the intrinsic chemical free energy of fuel and oxidant is catalytically converted to direct current energy.

(intransitive) To eat hurriedly in order to do something more interesting.

(biology) A molecule metabolized by a cell to generate adenosine triphosphate (ATP) and NADPH. Types include: carbohydrate, fat and protein.

plural of fossil fuel

A filling station.

plural of fuel tank

A container of fuel, especially one inside a vehicle.

An unprocessed mixture of coarse chips of bark and wood fiber. Pieces run from a coarse grade of less than 5" to a fine grade of less than 2".