Test Firing of 3-D Printed PartNASA engineers installed a 3-D printed rocket injector in a subscale RS-25 engine model, then hot-fired the engine to nearly 6,000 degrees Fahrenheit.Read More Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/test-firing-of-3-d-printed-part/Copy URL to clipboard> DownloadShareSize1041x693px