Water Disinfectant Turns Medical Compounds Toxic

Disinfection By-Products: Medical imaging chemicals transform into toxic compounds in drinking water treated with chlorine

By Kathleen O'Neil
A group of benign iodinated chemicals used for medical tests form highly toxic compounds when they go through drinking water disinfection, according to a new study ( 10.1021/es200983f). The research solves the mystery of the presence of the disinfection by-products in drinking water in areas in which there is no natural source of iodine.

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