Homemade toothpaste

knoba - homemade toothpaste

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Chalk (aka; calcium carbonate, CaCO3)
knoba - homemade toothpaste

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Sanding belt is used solely for my toothpaste.
knoba - homemade toothpaste

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Hydrogen peroxide (dilute & use with caution!).
knoba - homemade toothpaste

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Wiki – Chalk

Howstuffworks.com – Can you use hydrogen peroxide on your teeth?

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