Or, you can conduct your own rudimentary hard-water test: Take a clean 16-ounce water bottle, add one-half cup of tap water and 10 drops of liquid dish soap. Tighten the cap and vigorously shake ...

If you’re considering a new water filter, learn more about the common types of water filters, their costs, and how they work.

Water safety standards were enshrined in the Safe Drinking Water Act of 1974, which gives the E.P.A. authority to restrict the amounts of many metals, bacteria, pesticides and other harmful ...

Sign In. We don’t recognize that sign in. Your username maybe be your email address. Passwords are 6-20 characters with at least one number and letter.

Based on research, expert input, and home testing, our list of the best water filters includes the best pitcher filter, faucet filter, countertop water filter, and whole-house water filter.

How PFAS Filters Work Granular activated carbon is a mesh of carbon whose numerous pores range in size from about 15–30 microns (less than ⅓ the width of a human hair).

Potentially toxic chemicals called PFAS can be found in food and drinking water. Here are expert tips on how to protect you and your family.