free agent. 1. a person who is self-determining and is not responsible for his or her actions to any authority. 2. a professional athlete who is not under contract and is free to auction off his or her services and sign a contract with the team that offers the most money.
No home teeth whitening product gets better reviews than Crest 3D Whitestrips -- and the best of the best, reviewers say, is the Professional Effects series. While the claim that it removes 14 years of stains may be a bit of hyperbole, the fact is that you will get noticeably whiter teeth if you use these gel strips.
To start, Hydrogen Peroxide is a bleaching agent, and can absolutely help in whitening teeth. In fact, many over-the-counter tooth whitening products have a good amount of Hydrogen Peroxide -- sometimes as much as 10 percent (just to give you a point of reference, the brown bottles you buy are typically 3 percent.).o start, Hydrogen Peroxide is a bleaching agent, and can absolutely help in whitening teeth. In fact, many over-the-counter tooth whitening products have a good amount of Hydrogen Peroxide -- sometimes as much as 10 percent (just to give you a point of reference, the brown bottles you buy are typically 3 percent.).