HOUSTON--(BUSINESS WIRE)--6th Dimension Technologies, the subsidiary of Changing Technologies, Inc. (OTCBB:CHGT), is working closely with a Houston-based custom auto parts manufacturer to 3D print prototypes of fuel injection nozzles and fittings for use in nitrous race cars. The project represents a unique challenge for 6th Dimension’s capabilities as these specialized metallic parts must be lightweight in construction and cannot be made using traditional manufacturing methods. “This is an int
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