Penetrant Inspection
SPANGDAHLEM AIR BASE, Germany –Staff Sgt. Andrew Hanson, 52nd Equipment Maintenance Squadron, reviews x-ray film to ensure the extractor tube is properly installed in the main engine controller, Feb. 23, 2009 in the equipment maintenance shop. This is done to keep units standardized and so aircraft engine failure can be detected. (U.S. Air Force photo by Airman 1st Class Nicholas Wilson)