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Amazon.com : Preserve Recycled (Made in USA) Toothbrushes Assorted Colors & Counts (1 Count (Pack of 6), Medium Bristles) : Subscribe And Save Recycled : Health & Household
National Museum of Dentistry - Before plastic and nylon, toothbrushes were made from a variety of materials. One of the most common materials for making a toothbrush handle was animal bone, and
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