Filter lab setup (IMAGE) Dartmouth College Caption Experimental setup for a light-activated pump (center) developed by Dartmouth researchers. The blue light in the right side of the filter shows the filtration and capture of chlorides and bromides by synthetic molecules the researchers designed to target specific pollutants. Credit Ivan Aprahamian Usage Restrictions N/a 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.