The New Low-toxicity CZTS Solar Cells (IMAGE) University of New South Wales Caption The new high-efficiency, low-toxicity solar cells developed by UNSW's Australian Centre for Advanced Photovoltaics. Credit Robert Largent/UNSW Usage Restrictions Free to share (must credit) 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.