Purdue Microwave Energy Storage (IMAGE) Purdue University Caption This image shows disodium terephthalate flowers produced from polyethylene terephthalate via microwave processing in two minutes. Purdue University researchers created a technique to turn waste polyethylene terephthalate, one of the most recyclable polymers, into components of batteries. Credit Vilas Pol/Purdue University Usage Restrictions None 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.