Demonstration of pneumatic logic sensor (VIDEO) University of California - Riverside This video is under embargo. Please login to access this video. Caption Demonstration of the pneumatic logic sensor made to detect performance errors in compression devices. Credit William Grover/UCR Usage Restrictions none License Original 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.