Keywords: Gas Mask Safety Demonstrated DVIDS111100.jpg en Petty Officer 1st Class Brian Harrison a chemical biological and radiological team member assigned to Naval Mobile Construction Battalion 11 provides instruction to Charlie Company before they enter the confidence chamber The CBR exercise is one of many qualifications necessary for the Seabees upcoming deployment to the U S Central Command area of responsibility 2008-08-26 Petty Officer 2nd Class Erick Holmes https //www dvidshub net/image/111100 080826-N-+++++-089 2008-08-26 16 54 GULFPORT MS US PD-USGov-Military-Navy Gas masks Images from DoD uploaded by Fæ |