Fossil fuels

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…potential of ethanol, and develop engines and machines able to run mostly on ethanol. This would be a breakthrough in the field of fuels. An engine that runs on distilled grains and crops sounds like an unimaginable invention from a science-fiction movie. Ethanol has many advantages: For one thing, ethanol is renewable, and importantly, is an inexhaustible resource. As opposed to fossil fuels, ethanol will never run out. Secondly, Ethanol is relatively safe and non-toxic.