Fuels Flashcards
Fuel
substance that is used, usually combusted, that has energy stored in its bonds
Fossil Fuel
natural fuel that is formed in the earth from plant or animal remains
Coal
combustible fossil fuel formed by the partial decay of plant matter
Petrodiesel
liquid hydrocarbon fossil fuel obtained from crude oil
Natural gas
fossil fuel consisting largely of hydrocarbons
Non-renewable resource
resource that cannot be replenished as quickly as it is being consumed
Biofuel
fuel sourced from organic matter
Biogas
gaseous fuel produced by the anaerobic breakdown of organic matter
Bioethanol
fuel produced by the fermentation of glucose in organic matter
Biodiesel
fuel produced by the esterification of fats and oils in organic matter
Renewable resource
resource capable of being replenished by natural processes as quickly or faster than it is being consumed
Transesterification
reaction that produces biodiesel
Viscosity
resistance of a substance to flow
Hygroscopicity
ability to absorb water