John Pujol Articles

In the Ultimate Guide to Lead, we explore this notoriously toxic heavy metal and its associated risks, sources of contamination and exposure potential, as well as how to test and...

Interested in testing your drinking water to be sure it’s safe for daily use? This guide explains where to find independent water testing near you, what kind of analysis to...

Whether your water comes from a private well or a municipal water utility, home water filter systems can reduce and even remove different pollutants from your water. But with so...

Read how Tap Score testing includes easy-to-understand reports, explanations of potential health risks, unbiased treatment recommendations, and unparalleled support.

While changes to the color of your tap water can indicate different problems along the line, discolored water does not necessarily suggest your water is dangerous to drink. Read on...

Acidic well water is a relatively common issue among well owners. But what does it mean to have acidic well water? And should you be concerned? Read more to find...

If you’ve looked into purchasing an at-home water treatment device, you’ve likely come across Berkey filters. However, without extensive testing or certification to NSF/ANSI standards for all of their claims,...

Toxic Substances Control Act requires the EPA to keep a list of all chemicals made or processed in the US. To date, there are over 86,000 chemicals in this inventory....