Photograph of research team (IMAGE) National University of Singapore Caption Associate Professor Praveen Linga (left) and Dr Gaurav Bhattacharjee (right) from the National University of Singapore (NUS) holding solidified natural gas pellets. Behind them is a prototype of the machine they used in their patented conversion process. This work was conducted in the Linga Lab @ NUS. Credit National University of Singapore Usage Restrictions None 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.