3-D Aluminum Printing (IMAGE) HRL Laboratories Caption With this exciting new technique, HRL stands at the forefront of a new chapter in additive manufacturing of metals for research, industry, and defense. Credit Photo: M. Durant - Copyright HRL LABORATORIES Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.