Question

three ways on alternative sources of fuel

Answer 1

1) Ethanol.

2)Natural Gas

3)Electricity

Answer 2

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Some well-known alternative fuels include bio-diesel, bio-alcohol (methanol, ethanol, butane), refuse-derived fuel, chemically stored electricity (batteries and fuel cells), hydrogen, non-fossil methane, non-fossil natural gas, vegetable oil, propane and other biomass sources.