Model of Zeolite HBEA 150 (IMAGE) Technical University of Munich (TUM) Caption Zeolite HBEA 150 significantly reduces temperature and energy requirements of a key step in the chemical process from organic waste to fuels. Credit Andreas Heddergott / TUM 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.