PFAS testing (IMAGE) DOE/Sandia National Laboratories Caption Andrew Knight mixes a sample at Sandia National Laboratories while working on the problem of PFAS contamination. Credit Craig Fritz/Sandia National laboratories Usage Restrictions with courtesy 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.