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Read this to for a breakdown of common terms, acronyms, and concepts that you’re likely to encounter in a report from a Tap Score mail-to-lab test kit

What is the National Sanitation Foundation (NSF) and what do their certifications mean for water filtration devices?

An in-depth guide detailing how the Tap Score algorithm evaluates the potential health, aesthetic, and plumbing effects of your water sample

Worried about your water and looking for a water testing laboratory near you? A helpful guide to the dos and don'ts of laboratory water analysis.

Learn the different forms of arsenic and how to test and treat your drinking water to help keep your water safe and your home healthy.

A source of reliable insights on PUR pitcher filters. Our unbiased overview reveals what contaminants PUR filters are certified to treat.

How do you know if your water filter is working? The only way to know is to test your water, conducting something called "performance testing."

Does boiling your water make it safe to drink? Find out if boiling tap water can get rid of all bacteria and chemicals and how it changes the way water...