What is Nostr?
HenryGQJ / Henry
npub1lwy…4zv0
2025-02-21 14:58:39
in reply to nevent1q…4pq0

HenryGQJ on Nostr: They are usually carbon with some silver to prevent bacterial growth. Pretty sure ...

They are usually carbon with some silver to prevent bacterial growth. Pretty sure they don't even make one for fluoride. Unfortunately fluoride filters are more expensive the other option is a reverse osmosis system (again not as cheap as a carbon filter).
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