Vietnam - military
Engineers unpack and test a Mitey-Mite blower in the jungles of Vietnam. It would aerosolize and disperse CS powder, smoke, or riot-control agents, helping clear Viet Cong out of tunnels.

Engineers unpack and test a Mitey-Mite blower in the jungles of Vietnam. It would aerosolize and disperse CS powder, smoke, or riot-control agents, helping clear Viet Cong out of tunnels.

tunnel