Lee Cisco, 982nd Maintenance Squadron Trainer Development Flight, levels a vertical steel pipe while building a plumbing booth at Sheppard Air Force Base, Texas, Sept. 19, 2018. The 982nd MXS has been in the process of replacing the old, wooden plumbing training bays in the water and fuel systems maintenance course at the 366th Training Squadron over the years to provide safer and sustainable platforms for Airmen, Soldiers and Sailors to learn and hone their craft. (U.S. Air Force photo by Airman Madeleine E. Remillard)