NTU Aerogel Composites (VIDEO) Nanyang Technological University This video is under embargo. Please login to access this video. Caption NTU thin foam is subjected to 1,100 degrees Celsius flame from a blowtorch. Its rear remains cool at 26 degrees, demonstrating its effectiveness as a heat insulator and its non-flammable properties, and is compared to other common foam and noise-insulating materials. Credit NTU Singapore Usage Restrictions For this story only 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.