Untreated bio mass particles 4a (IMAGE) Diamond Light Source Caption Untreated biomass particles (on the left) change their dimension with temperature (on the right) and showing their evolution when undergoing pyrolysis Credit Diamond Light Source 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.