HOUSTON--(BUSINESS WIRE)--Changing Technologies, Inc. (OTCBB: CHGT) may add public 3D scanning and printing services in the near future. This innovative new service, located at a mall or other public venue, would enable customers to have an accurate, full-color 3D model or figurine made of their head and/or body for personal use or to give as a unique gift or memento. “This ‘3D virtual photo booth’ takes the ‘Glamour Shots’ concept to a whole new level,” said CHGT CEO Marco Valenzuela. “Now ins