Biofuel research. Test tubes containing corn (maize, Zea mays) and corn ethanol (right). Corn ethanol is a biofuel that is primarily used in the Unite

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Biofuel research. Test tubes containing corn (maize, Zea mays) and corn ethanol (right). Corn ethanol is a biofuel that is primarily used in the United States as an alternative to gasoline and petroleum. It is a clean and renewable source of energy produced from corn through industrial fermentation, processing and distillation.

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