Army's Nano-Galvanic Powder (IMAGE) U.S. Army Research Laboratory Caption Army Research Laboratory scientists found that a nano-galvanic aluminum-based powder spontaneously splits hydrogen from water and liquids containing water without the need for a catalyst. Credit (US Army photo by David McNally) 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.