American Dental Hygienists' Association - Throwback Thursday: In 1898, Johnson & Johnson Company received the first patent for dental floss. At the time, floss was made from the same unwaxed silk material
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Amazon.com : Boka Ela Mint Woven Dental Floss, Made from Natural Vegetable Wax, Teflon-Free and Petroleum-Free, 30 Yards of Waxed Floss (Pack of 1) : Health & Household
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