Testing Liquids at the Speed of Sound (VIDEO) University of Missouri-Columbia This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Researchers at the University of Missouri are using sonar technology to test the quality of liquids, such as water, milk and motor oil. Credit University of Missouri 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.