gem highlights
leanleft
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investigation into electric toothbrush paste
tldr: "When I first bought an electric toothbrush on the advice of a dentist in January 2000, its instructions had a clear warning not to use any toothpaste that contained a whitening agent, because this can damage enamel when used with an electric brush."
gemini://tilde.pink/~ssb22/toothpaste.gmi
research science med dental inquiry product safety truth
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