Biodegradable living plastic - 1 (IMAGE) University of California - San Diego Caption Strips of plain TPU (top) and "living" TPU (bottom) at different stages of decomposition over five months of being in compost. Credit David Baillot/UC San Diego Jacobs School of Engineering Usage Restrictions Please credit: David Baillot/UC San Diego Jacobs School of Engineering 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.