This information about tooth whitening is brought to you by the mynewsmile.com cosmetic dentistry information site, and was personally written by Dr. Hall, an accredited cosmetic dentist. Dr. Hall began whitening teeth when it was a relatively unknown treatment back in 1985. In 1991 he published his landmark research internationally demonstrating that there was no advantage to etching the teeth, that it didn't enhance the whitening process. This helped open the door to simpler tooth whitening techniques.

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