Ammonia production. Industrial chemist inspecting a compressor that is used in the production of ammonia. These powerful compressors, commonly called

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Ammonia production. Industrial chemist inspecting a compressor that is used in the production of ammonia. These powerful compressors, commonly called hypers, compress gas to very high pressure. This compressor is located at the DuPont factory in Belle, West Virginia, USA. This factory also also produces chemicals for the manufacture of nylon, as well as many other industrial materials. Photographed in around the 1950s.

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Size: 3636px × 2916px
Photo credit: © HAGLEY MUSEUM AND ARCHIVE/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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