Erik Svensson Grape (IMAGE) Stockholm University Caption Erik Svensson Grape with a model of the new material which, like a sponge, can degrade pharmaceutical molecules found in local municipal wastewater. Credit Lisa Munthe Usage Restrictions None License Original 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.