Portrait Samir Kopacic (IMAGE) Graz University of Technology Caption TU Graz researcher Samir Kopacic is working on paper-based alternatives to plastic packaging. Credit © Lunghammer - TU Graz 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.