PHA graphic (IMAGE) Colorado State University Caption The redesigned PHA in as-synthesized powder form (left), melt-processed and molded into test specimens (middle), and mechanically tested for toughness (right). Credit Eugene Chen/Colorado 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.