Finding potential mishaps before they happen: NDI Airmen
Airman 1st Class Tye Braden, 19th Maintenance Squadron nondestructive inspection journeyman, demonstrates the luminosity of liquid penetrant on Little Rock Air Force Base, Ark., Apr. 11, 2018. A liquid penetrant works by slowly seeping across materials to show small or hidden cracks. (U.S. Air Force photo by Airman 1st Class Rhett Isbell)