Science
Your smile’s cosmic history: we discovered the origin of fluoride in early galaxies – The Conversation UK
Tracing the cosmic origin of toothpaste, scientists got a glimpse into the surprising chemistry of early galaxies.
Look at the ingredients on a tube of toothpaste and you will probably read something like contains sodium fluoride. Fluoride, as you probably know, is important for healthy teeth. It strengthens enamel, the hard, protective layer around a tooth, and so…
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