A study of seven wastewater treatment plants in the Eastern United States points to two treatment methods -- granular activated carbon and ozonation -- as particularly promising. Each technique reduced the concentration of a number of pharmaceuticals, including certain antidepressants and antibiotics, in water by more than 95%, the scientists' analysis found.
from Health & Medicine News -- ScienceDaily https://www.sciencedaily.com/releases/2020/01/200108160330.htm
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