Aircrew flight equipment ensures safety and readiness
SSgt Carmen Lopez-Torres, an aircrew flight equipment technician with the 1st Special Operations Support Squadron, operates a scot tester at Hurlburt Field, Fla., June 15, 2017. A scot tester is used to test the seal of an oxygen mask, ensuring the mask is fitted properly and functions correctly in the event aircrew members need to utilize oxygen during flight. (U.S. Air Force photo by Staff Sgt. Jeff Parkinson)