Recruits with Mike Company, 3rd Recruit Training Battalion conducts chemical, biological, radiological, nuclear (CBRN) defense training in the gas chamber at Marine Corps Recruit Depot, Parris Island, S.C., Oct. 15, 2024. Training for CBRN defense is an event that recruits must complete in order to become United States Marines. (U.S. Marine Corps photo by Lance Cpl. Julius Hackney)
U.S. Marine Corps Recruits with Mike Company, 3rd Recruit Training Battalion, receive chemical, biological, radiological, and nuclear (CBRN) defense training at Marine Corps Recruit Depot Parris Island, S.C. Oct. 16, 2024. Training for CBRN defense is an event in which recruits experience the exposure of gases and learn how to properly use a gas mask. (U.S. Marine Corps video by Lance Cpl. Alexander Vaughn)