OTHER FUELS

Other fuels

Main articles: Alternative fuel and Biofuel

Many of these alternatives are less damaging to the environment than gasoline, but the first generation biofuels are still not 100 percent clean.

• Biofuels:
o Biodiesel, for diesel engines.
o Refined vegetable oil
o Fischer-Tropsch diesel from biomass
o Biobutanol, for gasoline engines.
o Bioethanol.
o Biogasoline.

• Compressed air

• Hydrogen fuel

• Electricity

• Fossil fuels:
o CNG (Compressed Natural Gas)
o Petrodiesel