https://fluoridealert.org/news/extensive-use-of-fluorinated-substances-has-potential-harmful-effects/
Extensive Use of Fluorinated Substances Has Potential Harmful Effects - Fluoride Action Network
Feb 18, 2016 - Fluoride Action Network's archive of news articles on fluoride and fluoridation issues.
fluoride action networkfluorinated substancesharmful effectsextensiveuse