Senior Airman Joel Flowers, 509th Maintenance Squadron non-destructive inspection journeyman, inspects an aircraft part using a black light at Whiteman Air Force Base, Mo., May 1, 2013. Some of the methods used by NDI include X-rays, ultra-sonics, fluorescent penetrate and infrared thermography. (U.S. Air Force photo by Airman 1st Class Bryan Crane)
Airman 1st Class Bryan Crane
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