Senior Airman Giuseppe Ray, 86th Maintenance Squadron precision measurement equipment laboratory calibration equipment technician, weighs ink from a hand-written note during an 86th Maintenance Group demonstration Aug. 31, 2016 at Ramstein Air Base, Germany. The 86th MXG operates the largest precision measurement equipment laboratory in the Air Force. Ray determined that the ink weighed 2,470 micrograms. (U.S. Air Force photo/Senior Airman Tryphena Mayhugh)

- Image ID: P3378N