Supercritical Water (IMAGE) Ruhr-University Bochum Caption Supercritical water has liquid-like and gas-like regimes which are seperated by the so-called Widom line. Credit © Christoph Schran 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.