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Toothpastes contain detergents, foaming agents, and Fluoride, the most common active ingredient in toothpaste which prevents cavities.

Halloween Jeopardy Contest runs from Oct 15 - Oct 31, 2018. The winner wins 100 points. Participants earn 50 points.

Aardvark teeth lack enamel coating. Fortunately, though, like many animals, their teeth constantly grow, and so are worn away and replaced fast enough that any cavities they do acquire don't cause significant pain or affect their lifestyles for lengthy periods of time.