I are testing water filters for Wirecutter since 2016. In my reporting, I’ve spoken at duration with filter-certification corporations to know how their testing is conducted. And that i’ve spoken with Reps of various water-filter brands, which includes Pur brand name supervisor Meredith Talbot and Brita affiliate study fellow Jon https://water-bottles78876.snack-blog.com/18469829/the-basic-principles-of-from-the-mayo-clinic