Photo 4 (IMAGE) National University of Singapore Caption Assistant Professor Li Dan (right) and Mr Seah Rui Hong (left) are part of a research team that aims to improve the quality of produce in retail storage using LED light. Credit National University of Singapore Usage Restrictions NA 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.