Water Analysis (IMAGE) Technical University of Munich (TUM) Caption A new analysis process recognizes unknown substances in water. Credit Analytical Research Group, LS SWW / TUM Usage Restrictions Free for use in reporting on TUM, with the copyright noted 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.