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Whitening trays with gel Bleaching trays, also called whitening trays, are made from a pliable material that molds to your teeth. Some products come preloaded with bleaching gel, while others ...
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 ]
Zoombombing or Zoom raiding [1] is the unwanted, disruptive intrusion, generally by Internet trolls, into a video-conference call. In a typical Zoombombing incident, a teleconferencing session is hijacked by the insertion of material that is lewd , obscene , or offensive in nature, typically resulting in the shutdown of the session or the ...
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
With whitening toothpaste and mouthwashes that you can add to your routine—and require minimal effort but yield maximum results—teeth whitening at home has never been easier. For a brighter ...
Skin whitening, also known as skin lightening and skin bleaching, is the practice of using chemical substances in an attempt to lighten the skin or provide an even skin color by reducing the melanin concentration in the skin. Several chemicals have been shown to be effective in skin whitening, while some have proven to be toxic or have ...
Laundry detergent fluorescing under ultraviolet light. Optical brighteners, optical brightening agents (OBAs), fluorescent brightening agents (FBAs), or fluorescent whitening agents (FWAs), are chemical compounds that absorb light in the ultraviolet and violet region (usually 340-370 nm) of the electromagnetic spectrum, and re-emit light in the blue region (typically 420-470 nm) through the ...
Blanqueamiento in Spanish, or branqueamento in Portuguese (both meaning whitening), is a social, political, and economic practice used in many post-colonial countries in the Americas and Oceania to "improve the race" (mejorar la raza) [1] towards a supposed ideal of whiteness. [2]