A previously unidentified chemical has been discovered in the tap water of about one-third of U.S. homes, a new study has ...

Researchers have identified a chemical in certain tap water across the United States as chloronitramide anion. Here's what to ...

The effects of a chemical that’s produced when water is treated for viruses and bacteria are unknown, but there's a clear ...

A newly identified compound in tap water that had eluded scientists for decades prompts safety concerns for a third of ...

Scientists have identified the byproduct of a chemical used to disinfect tap water and prevent waterborne illnesses.

Some water systems decided to use chloramine -- a chemical compound formed by mixing chlorine and ammonia -- as a ...

Despite the identification of a new chemical and the presence of an old chemical, fluoride, in drinking water, experts said ...

Scientists find chloronitramide anions form in water treated with chloramines, raising questions about the ions’ toxicity ...

A newly discovered compound in drinking water has raised questions about its potential health risks. The chemical, known as ...

“It's well recognized that when we disinfect drinking water, there is some toxicity that's created. Chronic toxicity, really, ...

Chlorine-based water treatments create many by-products, but one has been elusive. Its identification sets the stage for studying its health effects.

A mysterious by-product of a chemical used to disinfect ... in 2001 temporarily increased lead levels in drinking water, until another chemical was added. In a “Perspective” article in Science ...