New Air-Sampling System (IMAGE) NASA/Goddard Space Flight Center Caption This image shows the new air-sampling system that is more efficient at drawing in air and preventing particles from sticking and potentially contaminating formaldehyde measurements. Credit NASA 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.