> we had these fluoridation sessions in school We had the same in Sweden up until the early 90s, and it's apparently doing sort of a revival in some schools.

> we had these fluoridation sessions in school We had the same in Sweden up until the early 90s, and it's apparently doing sort of a revival in some schools. https://sv.wikipedia.org/wiki/Fluortant https://sv.wikipedia.org/wiki/Fluortant