6th Maintenance Squadron
Airman 1st Class Brandon Gentry, 6th Maintenance Squadron aircraft metals technology technician, welds an aluminum bench March 12, 2015, at MacDill Air Force Base, Fla. Aircraft metals technology technicians are trained to weld aluminum, steel, titanium and magnesium, but the most common metal is aluminum. (U.S. Air Force photo by Senior Airman Jenay Randolph/Released)