Bacterial Biofilm (IMAGE) Princeton University, Engineering School Caption Researchers at Princeton have found a new method to remove biofilms, bacterial mats that can cause infections and foul industrial equipment. The method, using peeling, contrasts with scraping or mechanically dislodging biofilms, which can leave patches that regrow and re-contaminate. Credit Yan et al./Princeton University Usage Restrictions Noncommercial use 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.