Tech. Sgt. Ryan Michalec, 437th Maintenance Squadron non-destructive inspector, sprays a dye, which glows under ultraviolet lights, to inspect a large bolt for cracks or defects March 8, 2014, at Joint Base Charleston, S.C. The 437th MXS NDI shop inspects metal objects ranging from nuts and bolts, to large hooks and sheets of metal. (U.S. Air Force photo/Senior Airman Dennis Sloan)
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CHARLESTON, SC, US
This work, NDI Airmen inspect to protect [Image 1 of 9], by SrA Dennis Sloan, identified by DVIDS, is free of known copyright restrictions under U.S. copyright law.