Nondestructive inspection technicians ensure aviation safety
(Left) Senior Airman Karina Gonzalez, 51st Maintenance Squadron nondestructive inspection technician, and Airman 1st Class Nicole Calungsod, 51st Maintenance Squadron nondestructive inspection technician, clean aircraft parts before performing inspections on them Sept. 13, 2011. NDI is the examination of aerospace weapon systems components and support equipment for structural integrity using nondestructive inspection methods and fluid analysis. (U.S. Air Force Photo by/ Senior Airman Adam Grant)