Metals Tech: Piece by Piece
Airman 1st Class Jake Kohler, 374th Maintenance Squadron aircraft metals technology specialist, measures a section of a metal rack at Yokota Air Base, Japan, Mar. 18, 2014. The rack will be used to store and maintain unused metal, which will increase safety and productivity. (U.S. Air Force photo by Staff Sgt. Chad C. Strohmeyer/Released)