Gerald Collier, Enterprise Multimedia Center audiovisual specialist, removes a completed model project from a three-dimensional printer at Fort Eustis, Va., March 25, 2014. The fabrication department of EMC can build products from the ground up, such as terrain models and large-format command boards by using computerized routers, plasma cutters, 3D printers and laser engravers. (U.S. Air Force photo by Senior Airman Teresa J.C. Aber/Released)