240430-Z-TI419-1123
U.S. Air Force Tech. Sgt. Christopher Croxton, a petroleum, oils, and lubricant Airman with the 121st Air Refueling Wing, operates a fuel truck while refueling a KC-135 Stratotanker on the flight line at Rickenbacker Air National Guard Base, Columbus, Ohio, April 30, 2024. Before putting the fuel onto the KC-135 Stratotanker, POL tests fuel samples to ensure the fuel is free of contaminants and ready to be offloaded onto the jet, which is then used to accomplish aerial refueling. (U.S. Air National Guard photo by Senior Airman Ivy Thomas)