Students In Engines Lab (IMAGE) Colorado State University Caption Students in the Colorado State University Engines and Energy Conversion Lab, where research on propane engine technology is taking place. Credit Allison Vitt/Colorado State University Energy Institute 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.