Taking Measurements Air Force Staff Sgt. Andrew Drake measures the fuel system icing inhibitor at Ramstein Air Base, Germany, Jan. 19, 2022. The fuel system icing inhibitor prevents the formation of ice crystals in aviation fuel lines. SHARE IMAGE: Download Image: Full Size (1.1 MB) Tags: air force Photo By: Air Force Airman Edgar Grimaldo VIRIN: 220119-F-VY348-2029A.JPG Photo Gallery