A film covers chemical warfare defense training received by U.S. soldiers at Dugway Proving Ground in Utah, United States. A soldier wearing special clothing enters a portable decontamination chamber and removes gloves, jacket and gas masks in separate chambers. The soldier removes his shirt and gas mask and puts it into a machine marked with a sign which reads 'contaminated apparel outlet'. He pushes 'shower push' button on the machine. The soldier in the decontamination chamber uses a towel and puts on a shirt. He walks away.