Public domain
Production. New Tennessee Valley Authority synthetic ammonia plant. Operating a valve servicing on of the gas compressors in the TVA's new synthetic plant in the Muscle Shoals area. Ammonia is made here by the high-pressure synthesis of nitrogen and hydrogen. The ammonia thus secured is converted at
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Credit lineProduction. New Tennessee Valley Authority synthetic ammonia plant. Operating a valve servicing on of the gas compressors in the TVA's new synthetic plant in the Muscle Shoals area. Ammonia is made he. 1942-01-01. Palmer, Alfred T., United States. Office Of War Information. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.