Public domain
Civilian protection. The decomtamination squad (see armband) is employed to neutralize chemically, an area which has been subjected to attack with a persistent gas (mustard gas and ewsite are persistent gases, and may be sprayed or dropped from a low flying airplane). The volunteer workers above are
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Credit lineCivilian protection. The decomtamination squad (see armband) is employed to neutralize chemically, an area which has been subjected to attack with a persistent gas (mustard gas and ewsite are persiste. 1941-01-01. Palmer, Alfred T., United States. Office For Emergency Management. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.