SSgt. Kent Hunter, emergency management instructor for the 319th Training Squadron, ensures a good mask seal on trainees about to enter the Mask Confidence Training facility on its reopening, Aug. 15, 2022, on Joint Base San Antonio-Chapman Training Annex, Texas. The "gas chamber" training falls under the Chemical, Biological, Radiological, and Nuclear (CBRN) Defense Course and trainees go through the training during week four of BMT.

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Keywords: annex, bmt, cburn, chapman, jbsa, training