Tomas Grönstedt in the lab. (IMAGE) Chalmers University of Technology Caption Tomas Grönstedt, Professor at Chalmers University of Technology, Sweden, and Director of the competence centre TechForH2. Image by Chalmers | Mia Halleröd Palmgren Credit Chalmers University of Technology | Mia Halleröd Palmgren Usage Restrictions For editorial use only, with attribution to the creator. License Original 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.