Maj. Jamie Kurzdorfer, School of Aerospace Medicine Force Health Protection branch chief (left), annotates the time when Airman 1st Class Eric Ruiz-Garcia, 63rd Aircraft Maintenance Unit crew chief, gives an air sample at Luke Air Force Base, Ariz., Aug. 22, 2017. Ruiz-Garcia also wore air sampling devices and thermal stress monitors during the launch and recovery of an F-35A Lightning II. The purpose of the test is to collect real time data of the air quality and the core temperatures of the maintainers during a launch. (U.S. Air Force photo/Senior Airman James Hensley)
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