It is important to remember that all aspects of tooth whitening are best performed under professional supervision. A - Chair-side whitening, which involves getting your teeth bleached In usually a single dental visit at a dentist office.
The dentist uses a very strong whitening gel In combination with a light. The light activates the peroxide-based gel when applied to the teeth to assist with the whitening process.
The light does NOT whiten teeth, It simply activates the whitening gel and initiates the chemical reaction that produces the whitening effect. The procedure takes about an hour and produces Immediate results, although it make take more than one session to achieve the desired level of bleaching.
The at-home whitening tray method requires a fitted mouth tray to hold the whitening gel against the teeth either overnight or hourly depending on the strength of the whitening gel.
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