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Fossil fuel

Fuel formed naturally from dead plants and animalsThe 3 main fossil fuels (from top to bottom): natural gas, oil (petroleum), and coalFossil fuels share energyA fossil fuel is a flammable carbon compound- or hydrocarbon-containing material formed naturally in the Earth's crust from the buried remains of prehistoric organisms (animals, plants or microplanktons), a process that occurs within geological formations.

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