PDK plastic (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Two different PDK plastics in acidic solution, demonstrating how each polymer easily breaks down into individual monomers in different steps conducted at different temperatures, which allows for complete recycling of both plastics. Credit Jérémy Demarteau/Berkeley Lab Usage Restrictions none 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.