What happened when Calgary removed fluoride from its water supply
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YouTubePBS NewsHour
What happened when Calgary removed fluoride from its water supply
Earlier this month, Health and Human Services Secretary Robert F. Kennedy Jr. announced plans to end the federal recommendation that municipalities add fluoride to their drinking water. Amid the renewed debate, William Brangham spoke with Lindsay McLaren of the University of Calgary to discuss why that community removed fluoride from its water ...
762.8K views8 months ago
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