PAT CORKERY / NREL / US DEPARTMENT OF ENERGY / SCIENCE PHOTO LIBRARY PAT CORKERY / NREL / US DEPARTMENT OF ENERGY / SCIENCE PHOTO LIBRARY
Editorial use only.
Biofuel production. Worker with centrifuge equipment at the NREL (National Renewable Energy Laboratory) Alternative Fuels User Facility (AFUF) Process Development Unit (PDU), USA. This centrifuge is used after biomass pretreatment to separate the sugar-containing liquor from the pretreated biomass slurry. The sugar is then fermented to produce bioethanol. Photographed at the National Renewable Energy Laboratory (NREL), Colorado, USA.
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