Nylon production. Factory worker operating a 40-inch centrifuge used to separate crude adipic acid crystals from diamine sulphate and other liquid components from waste nylon. This scene is in the new Nylon Reclamation Unit in the DuPont nylon plant at Seaford, Delaware, USA. Nylon was a new material discovered by the DuPont Company in 1935. Full-scale production started in 1939, and nylon was used in a variety of products such as toothbrushes and stockings. Photographed in around the 1950s.
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