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Tooth remineralization is the natural repair process for non-cavitated tooth lesions, [1] [2] in which calcium, phosphate and sometimes fluoride ions are deposited into crystal voids in demineralised enamel. Remineralization can contribute towards restoring strength and function within tooth structure.
Red tooth powder from India. Tooth powder was historically used among the Romans to clean and whiten teeth, to fix them when loose, to strengthen the gums, and to assuage toothache. [2] [3] [4] They made tooth powder from a variety of substances, such as the bones, hoofs, and horns of certain animals; [2] crabs; oyster [5] and murex shells; and ...
The enamel on primary teeth has a more opaque crystalline form and thus appears whiter than on permanent teeth. The large amount of mineral in enamel accounts not only for its strength but also for its brittleness. [6] Tooth enamel ranks 5 on Mohs hardness scale (between steel and titanium) and has a Young's modulus of 83 GPa. [4]
Tooth powders for use with toothbrushes came into general use in the 19th century in Britain. Most were homemade, with chalk, pulverized brick, or salt as ingredients. An 1866 Home Encyclopedia recommended pulverized charcoal, and cautioned that many patented tooth powders that were commercially marketed did more harm than good.
Dog trainer and expert Steve Del Savio shared a video on Tuesday, November 19th and revealed one big mistake that most people make when teaching their dogs the 'place' command as well as how to ...
In the early morning hours of Dec. 26, 1996, Patsy Ramsey called 911 to report her 6-year-old daughter JonBenét missing, and found a rambling ransom note left inside their Boulder, Colorado, home.
At one point, Mr. Tooth Decay's entrance is signaled by a dissonant track that sounds like "You're a Mean One, Mr. Grinch" as interpreted by avant-garde composer Edgard Varèse. The most successful song on the album is Ali's own theme, a brassy, fist-pumping anthem that vaguely parallels the theme from Rocky , also released in 1976 [ 2 ]
Miley Cyrus is one of Hollywood's biggest hair chameleons.. From her bouncy, blonde Hannah Montana days to her daring Bangerz pixie era to the retro vibe she’s recently embraced, Cyrus has ...