NDI Lab Airmen Light up Aircraft Parts
U.S. Air Force Airman 1st Class Christopher Garcia, a 52nd Equipment Maintenance Squadron non-destructive inspection apprentice from Tucson, Ariz., dips a training part in fluorescent penetrate March 7, 2014, at Spangdahlem Air Base, Germany. The chemical glows to reveal cracks after the NDI Airmen submerge the parts. (U.S. Air Force photo by Senior Airman Rusty Frank/Released)

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Photo by: Senior Airman Rusty FrankReleased |  VIRIN: 140307-F-YU668-155.JPG