Sustainable 3D printing - 2 (IMAGE) University of California - San Diego Caption Donghwan Ji, a postdoctoral scholar in Bae's lab and first author of the study, demonstrates the sustainable 3D printing method. Credit Liezel Labios/UC San Diego Jacobs School of Engineering Usage Restrictions Please credit: Liezel Labios/UC San Diego Jacobs School of Engineering 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.