Engineering New Vehicle Powertrains (IMAGE) Fraunhofer-Gesellschaft Caption Researchers at a new hot gas test facility are testing the waste heat use systems and turbo-chargers. Their goal is to develop more efficient powertrain concepts for passenger vehicles and trucks. Credit Fraunhofer ICT Usage Restrictions The picture may be used for editorial purposes only. It is protected by copyright. The use is free of charge if the reference is mentioned. 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.