Interior of the Test Tank (IMAGE) Karlsruher Institut für Technologie (KIT) Caption Interior of the test tank. The gas membrane partly lies on the support construction. Credit Photo: Rosemarie Wagner, KIT 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.