Marine Corps Chief Warrant Officer 3 Kevin Boswell, a chemical biological radiological and nuclear defense officer assigned to the 13th Marine Expeditionary Unit, checks the proper wear and functionality of each Marines’ M50 Joint Service General Purpose Mask (JSGPM), prior to them conducting their mandatory annual Individual Protective Equipment Confidence Exercise (IPECE) at the 43 Area Gas Chamber facility, Camp Pendleton, California, Jan. 30, 2018. ( Marine Corps photo by Gunnery Sgt. Jon Spencer)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
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Keywords: -lethal, 13th, chlorobenzylidene, cs, expeditionary, gas, m50, malonitrile, marine, marines, meu, mission, mopp, oriented, posture, protective, unit