SJAFB plumbers replace emergency valves
Senior Airman Justin Bellivan, left, and Staff Sgt. Christian Munoz-Alvarez, 4th Civil Engineer Squadron liquid fuels maintenance technicians, replace an emergency vent on a fuel tank at Seymour Johnson Air Force Base, North Carolina, Dec. 13, 2022. The fuel tanks can hold diesel fuel or motor vehicle unleaded regular fuel. (U.S. Air Force photo by Senior Airman David Lynn)