Dental whitening is the treatment by which the natural color of the teeth is lightened, making them whiter, by applying a whitening product to the teeth with a certain concentration of hydrogen peroxide in its composition (or carbamide peroxide that releases hydrogen peroxide on contact with saliva or activated by heat, light, etc.).
This treatment does not change the color of the teeth completely, but it does manage to reduce the color of the teeth by several tones, giving them a lighter appearance. Keep in mind that there is a difference between what is tooth whitening and removing stains.
Removing stains by friction or abrasion does not change the overall shade of the tooth. Think …
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