The laser activation process is designed to trigger a quicker degradation of the peroxide whitener, thus creating a faster and more enhanced whitening result.
The whitener comes in a small bottle with a paint brush affixed to the cap.
Or weighing the merits of the coffee whitener used at McDonald's vs. that used at Burger King?
Today, she asked me if I was using the whitener for the towels.
New this season - natural tooth whitener (it really works!