Sugar, Not Oil (image) Fraunhofer-Gesellschaft Caption In the pilot plant at the Fraunhofer Center for Chemical-Biotechnological Processes, researchers are producing oil substitutes from renewable raw materials. Credit Gunter Binsack/Fraunhofer Center for Chemical-Biotechnological Processes 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. 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.