Tightening Bolts An airman tightens bolts on a hazardous materials kit to stabilize a cylinder containing nitrogen at Ali Al Salem Air Base, Kuwait, May 22, 2022. SHARE IMAGE: Download Image: Full Size (3.32 MB) Tags: air force Photo By: Air Force Senior Airman Daira Jackson VIRIN: 220522-F-FU631-1641.JPG Photo Gallery