
Nitrate and nitrite are related compounds, but they behave differently in the body and have different implications for drinking-water quality. Learn how they differ, what the drinking-water limits ...
Des guides pratiques, des études et des mises à jour sur la qualité de l'eau, la sécurité et l'impact environnemental pour vous aider à rester informé et prêt à faire face.

Nitrates are a common but invisible contaminant in drinking water. Here’s how they get there, why they matter, and how to test your water properly.

Nitrate and nitrite are related compounds, but they behave differently in the body and have different implications for drinking-water quality. Learn how they differ, what the drinking-water limits ...

Nitrate can occur naturally in water, but higher concentrations can come from sources such as agriculture and wastewater. Learn how drinking-water limits work, where nitrate comes from, how to test...

“Blue baby syndrome” is one of the key reasons nitrate levels in drinking water are regulated. Here’s how it works—and why it still matters today.

Research into nitrates and cancer is still evolving, but scientists are paying closer attention to what long-term exposure in drinking water could mean for health over time. Here’s what current res...

Boil water notices can feel unexpected, but they’re a normal part of how water quality is managed. This guide explains what they mean, why they happen, and exactly what to do at home—so you can han...

A viral video shared on X (formerly Twitter) has attracted millions of views. In the clip, a man attempts to prove that bottled mineral water is heavily contaminated by using an electrolysis device...

Reverse osmosis and gravity water filters both improve drinking water quality, but they work in very different ways. Learn how each system works, what contaminants they remove, and which option may...

Nestlé Waters fined over mineral water treatment practices Nestlé Waters, the bottled water division of the Swiss group Nestlé, has agreed to pay a multimillion-euro fine following investigations ...

Water pollution is a significant environmental challenge with serious consequences for both nature and society. Mainly resulting from human activities, it can compromise the quality of our water re...