Contaminated Pond Water (IMAGE) American Chemical Society Caption Dankovich pours contaminated pond water into a funnel containing an antimicrobial filter paper to obtain clean drinking water in a rural area of Bangladesh. Credit Ali Wilson Usage Restrictions Please credit Ali Wilson when using this image. 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.