Laser Helps Study Flow Field (IMAGE) Georgia Institute of Technology Caption A sheet laser illuminates a toroidal droplet formed in silicone oil to help researchers image the flow field movement inside the droplet. Credit Credit: John Toon, Georgia Tech 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.