Cold light whitening teeth harm what a white teeth in a smile when people leave a particularly good impression.
The natural color of our Asian teeth is a little yellow, eating habits a little careless will easily be full of yellow teeth, so many people will choose cold light whitening teeth.
But after cold light whitening teeth, many people also react harm is not small, sequela is serious, so what are the harm of cold light whitening teeth?
As long as easy half an hour can make your teeth white, this is a lot of dental hospitals cold light whitening teeth advertising.
Although cold light whitening has been recognized as a fast and safe tooth whitening technique in the world, it still has some side effects.
So what are the hazards of cold light whitening teeth?
The cold light whitening process is as simple as applying a layer of protective agent to the gum edge, then applying whitening agent to the tooth surface, shining a cold light (8 to 10 minutes depending on the degree of tooth staining), removing the whitening agent, and applying a new layer of whitening agent.
The process was repeated three times and lasted only 30 to 40 minutes.
The harm of cold light whitening teeth may be that cold light whitening is done by shining cold light on the teeth to coat them with a gel, which can discolor the teeth.
There may be damage to the enamel on the tooth surface.
In addition, some people do whitening after the feeling of acid sensitive teeth, teeth will be short of the presence of decalcification, sometimes because of bad protection caused by drug burn gingival mucous membrane, but these conditions generally can be restored soon.
To reduce the harm of cold light teeth whitening, should choose a professional dental hospital, technical equipment clearance to reduce the risk.
