Water turned pink in a small Canadian town this week after a faulty valve allowed the disinfectant potassium permanganate to seep into the water supply. The color looks alarming, but the chemical ...

Residents in an Iowa town have been warned not to drink tap water, which has turned pink because of an issue with the city’s water pumps. “Every time you flush toilet, you turn the water on — pink,” ...

Hydrogen peroxide decomposes on its own into water and oxygen gas. This process is sped up by a catalyst. In this reaction, the catalyst is potassium permanganate, and the bubbles are full of oxygen ...