Screening Electrolyzer (IMAGE) Johannes Gutenberg Universitaet Mainz Caption Up to eight different experiments can be simultaneously performed in this screening electrolyzer. Each small plastic cup houses two electrodes. Credit photo/©: Carsten Siering, JGU Usage Restrictions This image may only be used in connection with the press release "New electro-organic synthesis allows sustainable and green production of fine chemicals," issued by Johannes Gutenberg University Mainz on Oct. 6, 2017. 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.