Making waste plastics useful (IMAGE) Iowa State University Caption Iowa State's Xianglan Bai holds a beaker of shredded, single-use plastics, while graduate students work behind her in the Biorenewables Research Laboratory. Credit Photo by Christopher Gannon/Iowa State University. Usage Restrictions None 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.