Image 3 (IMAGE) Nanyang Technological University Caption This pollen-derived material has the potential to serve as a “building block” for the design of new categories of eco-friendly materials. Pictured in the foreground: sponges and paper derived from pollen. Credit NTU Singapore Usage Restrictions Use with mandatory credit 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.