Water Sampling on ISS (IMAGE) NASA/Johnson Space Center Caption Expedition 8 Commander Michael Foale holds a sample bag to the nozzle of the potable water dispenser at the galley in the Zvezda Service Module as part of Crew Healthcare System (CHeCS) in-flight analysis sampling. Credit NASA Usage Restrictions with credit to NASA 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.