Resource Library
The Center for Science in the Public Interest’s resource library is the place to find primary source material such as fact sheets, legal and regulatory filings, letters to agencies, infographics, and other documents.
Most filters will make your water taste better. The best way to tell whether they also get rid of the contaminants you’re concerned about is to check their certification with NSF International (formerly the National Sanitation Foundation). That’s easier said than done.
