Definition of fossil fuel in English:
A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
- So burning coal or oil, which releases carbon from when the fossil fuel was formed, has a serious global warming effect.
- The second most prominent and naturally most abundant fossil fuel is coal.
- The surge in crude prices has prompted oil companies to boost exploration activities to discover more of the fossil fuel.
Definition of fossil fuel in:
- British & World English dictionary
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