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Tooth whitening or tooth bleaching is the process of lightening the colour of human teeth. [1] Whitening is often desirable when teeth become yellowed over time for a number of reasons, and can be achieved by changing the intrinsic or extrinsic colour of the tooth enamel. [2]
Teeth is a 2007 American comedy horror film written and directed by Mitchell Lichtenstein. The film stars Jess Weixler and was produced by Lichtenstein on a budget of $2 million. [ 1 ] It premiered at the Sundance Film Festival on January 19, 2007, and received a limited release in the United States on January 18, 2008, by Roadside Attractions .
A 1930s poster from the Work Projects Administration promoting oral hygiene. Tooth decay is the most common global disease. [14] Over 80% of cavities occur inside fissures in teeth where brushing cannot reach food left trapped after eating and saliva and fluoride have no access to neutralize acid and remineralize demineralized teeth, unlike easy-to-clean parts of the tooth, where fewer ...
Whitening, or "tooth bleaching", is the most common cosmetic dental procedure.Whitening is a safe process that is effective for most patients. Multiple whitening options are available, including over the counter products such as Crest Whitestrips, as well as dentist-supervised methods such as in-office treatments or at-home treatments involving trays with a peroxide gel.
Cloud whitening, a proposed solar radiation management climate engineering technique; Key whitening, increasing the security of a cryptographic cipher; Racial whitening, an ideology in Brazil 1889–1914 Blanqueamiento, the practice of marrying whiter people in order to have whiter offspring; Signal whitening, decorrelation in signal processing
Whitening toothpaste cannot alter the natural color of teeth or reverse discoloration by penetrating surface stains or decay. To remove surface stains, whitening toothpaste may include abrasives to gently polish the teeth or additives such as sodium tripolyphosphate to break down or dissolve stains. When used twice a day, whitening toothpaste ...
[15] [11] In-home and clinical whitening have been proven to increase the likelihood of an individual experiencing dental abrasion. It is believed that dental abrasion due to the whitening process is caused by a combination of both mechanical and chemical irritants, for example, using whitening toothpaste and at home bleaching kits together. [16]
Teeth whitening strips are easy-to-use, peel-and-stick strips that you wear on your teeth for 15 to 30 minutes each day. "Most kits come with a 30-day supply and are relatively easy to use," says ...