Engine test cell goes full throttle
A 20th Component Maintenance Squadron jet engine craftsman, prepares a control board inside a control booth at the engine test facility, Shaw Air Force Base, S.C., March 13, 2014. The throttle controls the amount of jet fuel, contained in two 2,500 gallon fuel tanks, that enters the F110-General Electric-129 jet engine during testing. (U.S. Air Force photo by Airman 1st Class Jensen Stidham/Released)