(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.
Four Major Limited Energy Sources . There are four non-renewable energy sources that are used most often, states EIA (Non Renewable). The first three are fossil fuels. This means that they were formed from the remains of plants and animals eons ago. Fossils fuels can be in a solid, liquid, or gas form.