(IMAGE) Spanish National Research Council (CSIC) Caption Image of the structure of ZEO-3, a new extra-large pore silica zeolite. / ICMM-CSIC Credit ICMM-CSIC Usage Restrictions You are free to share the material. Attribution is required. 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.