Ethanol can be used in flexible fuel vehicles, but it is actually used in pure gasoline as well to aid in its oxygenation. It is made of renewable resources which are combined into something called biomass, which usually consists of corn, sugar, or woodchips. The liquid

is clear and colorless and n0 matter what it is made from, the chemical formula remains constant. It contains less energy than gasoline, which is the main reason major car companies have not switched to this renewable fuel resource.

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