A U.S. Marine with Aircraft Rescue and Firefighting (ARFF) ignites fuel before the start of a controlled burn exercise at Marine Corps Air Station, Cherry Point, N.C., Dec. 12, 2017.
ARFF conducted the training to be greater familiarized with firefighting vehicles, controls, rescue equipment and the actions to follow in the event of an aircraft emergency. (U.S. Marine Corps photo by Sgt. Colin Broadstone) Original public domain image from Flickr