Gen 2 test fixture in testing (IMAGE) DOE/Sandia National Laboratories Caption Gen 2 test fixture integrates a more human-like form that is integrated with commercial filter testers. Credit Michael Omana/Sandia National Laboratories Usage Restrictions with story/research reference 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.