American troops and workers make and prepare to use smoke shells.
Unused / unissued material. - Location and dates unknown / unclear.
A soldier in a gas mask crawls under barbed wire.
Workers wearing gas mask work filling shells presumably with toxic chemicals. After filling, the shells are washed and cleaned. A large stockpile of shells is checked by an officer.
Shots of large storage area outside where barrels of chemical agent are stored.
Various shots of American tankers spraying a cloud of smoke.