5th CES: Sign designers
Staff Sgt. Horace Hand, 5th Civil Engineer Squadron structural craftsman, prints a sign at the sign shop on Minot Air Force Base, N.D., April 27, 2017. Thermal printers are used to produce images by selectively heating coated paper when passed over the print head. (U.S. Air Force photo/Airman 1st Class Dillon Audit)

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Photo by: Airman 1st Class Dillon Audit |  VIRIN: 170427-F-DJ826-0065.JPG