NTU Scientists (IMAGE) Nanyang Technological University Caption NTU scientists developed a portable device, inspired by the ability of the human body, to detect trace levels of heavy metals in drinking water in just five minutes. L-R: Assoc Prof Yong Ken-Tye and his PhD student Stephanie Yap, both from the NTU School of Electrical and Electronic Engineering. Credit NTU Singapore Usage Restrictions Mandatory credit to NTU Singapore 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.