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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 ]
Instead of getting whiter, the teeth become more translucent and start to look gray or blue.” A simple test will tell you if your teeth are translucent. Dry your teeth, then hold a white paper ...
Brighten up your smile in days or weeks with effective at-home teeth whitening options.
Teeth may turn grey following trauma-induced pulp necrosis (death of the pulp). [2] This discoloration typically develops weeks or months after the injury and is caused by incorporation of pigments released during the breakdown of the pulpal tissue and blood into the dentin.
Goldman says, "You can use strips that you apply to the teeth, a custom tray made by a dentist that you fill whitening gel or a pen with whitening product that you paint directly onto the teeth."
This condition can cause teeth to be discolored (most often a blue-gray or yellow-brown color) and translucent, giving teeth an opalescent sheen. [ 2 ] [ 3 ] [ 8 ] [ 5 ] [ 9 ] Teeth are also weaker than normal, making them prone to rapid wear, breakage, and loss.