What r the chemical formula or makeup of toothpaste, active ingredients, chemical + physical changes?
Toothpaste chemical + physical changes?
In essence, toothpaste contains a detergent, microfine silica granules and a thickening agent, as well as stannous fluoride to help strengthen your teeth. Some may have breath fresheners, whitening agents, etc., as well. Toothpaste, like catsup, is thixotrophic--it liquefies under pressure or movement. Here%26#039;s a good link on this amazing property:
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