Image 1 (IMAGE) Nanyang Technological University Caption (L-R) Director of NTU’s Food Science and Technology (FST) programme Professor William Chen and FST Senior Research Fellow Dr Chai Kong Fei, who is holding up a bag of brewers’ spent grain Credit NTU Singapore Usage Restrictions No restrictions. License Public Domain 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.