Master Sgt. James Mattingly, 361st Training Squadron aircrafts metals technology instructor, welds together two pieces of metal at Sheppard Air Force Base, Texas, Aug. 5, 2018. Mattingly is using a technique called GMAW (gas metal arc welding). GMAW is the most common welding process and with proper training Airmen in training in this field learn how to weld in just a few weeks. (U.S. Air Force photo by Airman 1st Class Pedro Tenorio)

Download Image: Full Size (2.86 MB)
Photo by: Airman 1st Class Pedro Tenorio |  VIRIN: 180905-F-YT646-2011.JPG