[Photo 3] (IMAGE) National Research Council of Science & Technology Caption The research team is conducting an experiment by immersing spent cathode material in a restorative solution Credit KOREA INSTITUTE OF ENERGY RESEARCH Usage Restrictions The sources of photos and research results from KIER must be specified. License Original 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.