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NBC chamber: training the future trainers
U.S. Air Force Staff Sgt. Brian Tripp, an Emergency Management noncommissioned officer with the 633rd Civil Engineer Squadron Emergency Management flight, prepares CS gas, commonly referred to as tear gas, in a gas chamber at Joint Base Langley-Eustis, Virginia, Aug. 29, 2019. Gas chambers simulate a real-world training scenario of Chemical, Biological, Radiological and Neurological threats that Airmen may encounter in a deployed environment. (U.S. Air Force photo by Senior Airman Delaney Gonzales)