Biofuel
(noun)
A fuel derived from living organisms, such as plants, algae, or microorganisms, that can be used as an alternative to fossil fuels.
Origin:
From bio- + fuel.
Examples:
- Biofuels include ethanol, biodiesel, and biogas.
- Ethanol is a biofuel that is made from corn, sugarcane, or other plants.
- Biodiesel is a biofuel that is made from vegetable oils or animal fats.
- Biogas is a biofuel that is made from the breakdown of organic matter in landfills or sewage treatment plants.
- The use of biofuels can help reduce greenhouse gas emissions and dependence on fossil fuels.