Chemical emergency (IMAGE) ARC Centre of Excellence in Exciton Science Caption The new technology could help to protect emergency services and first responders from chemical hazards. Credit Shutterstock Usage Restrictions Credit: Shutterstock 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.