Researchers have identified a by-product of a chemical used to disinfect the tap water of millions of Americans. But the discovery, reported Thursday in the journal Science, cannot yet say if the chemical — chloronitramide anion — is toxic to our health.
Democracy Dies in Darkness
What experts say about tap water amid new concerns
Despite the identification of a new chemical and the presence of an old chemical, fluoride, in drinking water, experts said most tap water is safe to drink.
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