Jae Kwon, University of Missouri-Columbia (IMAGE) University of Missouri-Columbia Caption Kwon developed a technique to form a virtual wall for oily liquids that will help confine them to a certain area. Credit MU News Bureau 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.