Fluorine has a protecting action against caries, but this is a local effect. If you drink it, you are running the risk of all kinds of toxic actions.
“Is it not dangerous to have students study together for years, copying the same models and approximately the same path?”
“Until the people, by amendment, change the constitution, I urge that the counties cooperate with one another, that future road work be more uniform, and done in such a way that it will result in connected and continuous highways.”