charcoal dentifrice

  • 1Toothpaste — is a paste or gel dentifrice used to clean and maintain the aesthetics and health of teeth. Toothpaste is used to promote oral hygiene: it can aid in the removal of dental plaque and food from the teeth, aid in the elimination and/or masking of… …

    Wikipedia

  • 2Potassium nitrate — Potassium nitrate[1] …

    Wikipedia