Boy Scout Nuclear Science Merit Badge
Staff Sgt. Leland La Kemper, a radiochemistry lab technician at the Air Force Radiochemistry Laboratory, Patrick AFB, Fla., shows a group of Boy Scouts the effects of liquid nitrogen. La Kemper was one of several Airmen who volunteered to help scouts from across Central Florida earn their Nuclear Science Merit Badge March 31, 2018. (U.S. Air Force photo by Susan A. Romano)