Helmet cleaning
Airman 1st Class Michael Banks, 20th Expeditionary Bomb Squadron aircrew flight equipment specialist, disinfects B-52 Stratofortress aircrew helmets Aug. 12, 2015, at Andersen Air Force Base, Guam. After every flight AFE technicians clean and maintain essential life support equipment in preparation for the next mission. (U.S. Air Force photo by Staff Sgt. Alexander W. Riedel/Released)

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Photo by: Staff Sgt. Alexander W. RiedelReleased |  VIRIN: 150812-F-CH060-024.JPG