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Which of these is not a fossil fuel?

Retry Correct Incorrect Diesel fuel, gasoline, and petroleum gas are all fossil fuels. Uranium, however, is not a fossil fuel, and is instead classified as a nonrenewable fuel. Propane is also a fossil fuel, but is rarely used to power vehicles.

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Arterra/UIG via Getty Images

Arterra/UIG via Getty Images

Which of these is not a fossil fuel?

• Petroleum gas
• Diesel fuel
• Uranium
• Gasoline