Aerospace propulsion technicians assigned to the 48th Maintenance Group prepare a test cell before starting an F-15E Strike Eagle engine at RAF Lakenheath, United Kingdom, March 17, 2021. Each engine is tested and monitored to ensure it is safe for flight before being installed into an aircraft. (U.S. Air Force photo by Senior Airman Madeline Herzog)
NIKON Z 6
10.5 mm f/2.8
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