Shogun-Bioenvironmental
Tech. Sgt. Andrew Wells, 18th Aerospace Medical Squadron Bioenvironmental Engineering Flight technician, prepares water for PH testing to determine its safety for consumption Jan. 15. Members of the Bioenvironmental Engineering Flight are responsible for testing 12 water systems on Okinawa for roughly 55,000 consumers. (U.S. Air Force/Staff Sgt. Christopher Marasky)