Spc. Joshua Achkio, B Company, 3rd Battalion (Airborne), 509th Infantry Regiment, prepares to enter the Arctic Nuclear, Biological, and Chemical Chamber, June 17, 2013. Soldiers conducted nuclear, biological, and chemical training which included qualifying with their assigned weapons while wearing the M40A1 protective mask, personal and early warning equipment use, decontamination procedures, mask maintenance, and completion of the protective mask confidence course.

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Photo credit: © PJF Military Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 3/509th, 4-25th, abct, air, airborne, airforce, carbine, cbrn, chamber, force, gas, inf, jber, m4, m40a1, mask, military, nbc, protective, regt, states, united, usa