(Definition of âallotâ from the Cambridge Advanced Learnerâs Dictionary & Thesaurus Â© Cambridge University Press) allot in American English See all translations
Fossil fuel s-fuels derived from the remains of dead organisms. Examples include coal, oil, oil shales, tar sands, natural gas, and peat. Hydrocarbon s are molecules that incorporate both carbon and hydrogen. When hydrocarbon molecules are exposed to heat, the bonds linking the carbon and hydrogen atoms break.
The three fossil fuels--oil, natural gas and coal--are the decayed remains of the plants and animals that lived and died more than 300 million years ago. Buried and compressed under layers of rock and sand in the earth and beneath the oceans, those remains became the deposits of fossil fuels.he three fossil fuels--oil, natural gas and coal--are the decayed remains of the plants and animals that lived and died more than 300 million years ago. Buried and compressed under layers of rock and sand in the earth and beneath the oceans, those remains became the deposits of fossil fuels.