Testing Biosensor (IMAGE) Duke University Caption Researchers test a biosensor made out of fully recyclable, printed electronics. The recycling process recovers nearly 100% of the materials used and the materials lose very little of their performance capabilities. Credit Duke 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.