Bioenvironmental Airmen, trained to contain
Senior Airman Samuel Bergh inspects a full face mask for defects during a routine inspection April 25, 2011, Eielson Air Force Base, Alaska. Bioenvironmental engineer Airmen conduct inspections of equipment routinely to ensure each piece of equipment performs to Air Force standards. Airman Bergh is assigned to the 354th Medical Operations Squadron Bioenvironmental Engineering section. (U.S. Air Force photo/Senior Airman Rachelle Coleman)