More than 113 million Americans drink water that has been treated with chloramine, a compound created when chlorine and ammonia are combined. Getty Images/iStockphoto Researchers say they have ...

A mysterious by-product of a chemical used to disinfect the tap water of about one-third of Americans has finally been identified, and the international research team behind the discovery is ...

UNITED STATES, — Researchers have identified a chemical in certain tap water across the United States, prompting questions about what it means for drinking water safety and Americans' health. In the ...

A mystery byproduct of a disinfectant used in the drinking water of more than 113 million people in the US has finally been identified in a finding that has scientists concerned. Though just one of a ...

(CNN) — For more than four decades, scientists have noticed a mysterious chemical in the treated drinking water of millions of people in the United States, but no one’s been able to pinpoint exactly ...