Fossil fuel

/fˈɒsəl fjˈuːəl/

/fˈɑːsəl fjˈuːəl/

Fossil fuel

a fuel that is found in nature and obtained from the remains of plants and animals that died millions of years ago, such as coal and gas

Examples

1. The vast majority of the power failure during the winter blackout came from fossil fuels.

2. That electricity still comes from fossil fuels.

3. Fossil fuels, you know the drill.

4. Fossil fuel burning into the atmosphere.