Corn ethanol processing plant. A technician takes a sample of ethanol at a corn ethanol plant, Shenandoah, Iowa, USA. Corn ethanol is a biofuel that i

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Corn ethanol processing plant. A technician takes a sample of ethanol at a corn ethanol plant, Shenandoah, Iowa, USA. Corn ethanol is a biofuel that is primarily used in the United States as an alternative to gasoline and petroleum. It is produced from corn through industrial fermentation, processing and distillation. The processing plant shown is operated by Green Plains Renewable Energy.

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Size: 3425px × 5147px
Photo credit: © DAVID NUNUK/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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