Waldvogel (IMAGE) Johannes Gutenberg Universitaet Mainz Caption Professor Dr. Siegfried Waldvogel, spokesperson of the JGU top-level research area SusInnoScience (Sustainable Chemistry as the Key to Innovation in Resource-efficient Science in the Anthropocene). Credit photo/©: Eric Lichtenscheidt Usage Restrictions This image may only be used in connection with the press release "Lignin instead of vanadium", issued by Johannes Gutenberg University Mainz on Nov. 9, 2020. 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.