Video (VIDEO) Singapore University of Technology and Design This video is under embargo. Please login to access this video. Caption Movement of Paramecium at 1x & 5x permissible limit concentrations of volatile organic compounds (VOCs) water pollutants. Credit SUTD 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.