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To combat the problem of having to wear these kits all night low silver high heels , and the associated health risks, the scientists developed a new kind of kit. The new kits no longer contain molds nike heels high , but strips that could be applied to the teeth. Because the whitening gel in these kits was of a higher concentration than before, they need only be applied for very short length of time.
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Basic chemistry proved to be the early kits downfall. There seemed to be no justification to wear the mold and gel throughout the night. The bleaching gel would lose its effect after an hour or two and sometimes was the cause of throat irritation. People came to think that the effects of these kits were not worth the risk of the damage they could do in the long run.
The first teeth whitening kit on the market was a plastic cup that had to be molded to your teeth and filled with a whitening gel. You had to boil the plastic cup and then shape it to your mouth. Each night you would have to fill the cup with the correct amount of gel and then sleep with the plastic mold in your mouth. The gel would whiten your teeth while you slept. Then, when you woke up you would take it out. Sounds simple doesn’t it?
You can be thankful for a clean minty taste that is left in your mouth from modern toothpaste due to the evolution of oral hygiene products. Whitening kits no longer contain ammonia and are very safe compared to their predecessors. The bright side is that you also get to keep your teeth.
These kits have certainly come a long way from the complicated teeth whitening systems that took all night to work. They have even dropped dramatically in price. The strips and an effective toothpaste can now be commonly found in many bathroom cabinets. They take a shorter time to use and are less messy. The one downside is that the gel still tastes horrible. Maybe if they could develop chocolate flavored gel more of us would have whiter teeth.
During the nineties people were introduced to the idea of whitening their teeth at home using a kit purchased from the local store. These teeth whitening kits were a bit bulky and very time consuming. Teeth bleaching needed a concentrated effort and had some nasty side effects that made many forgo their desire of having pearly white teeth.