All the white cloudy stains, tooth problems, or brown on the surface enamel by using colored enamel polishing substance, an issue that will be lost or destroyed enamel rare.
Never lose your teeth white or brown stains on the enamel. By using abrasive enamel with unusual colors out. It has very little to lose or destroy enamel.
All the toothpaste white opaque stains or brown on enamel. By using the polishing enamel with abnormal color out. The loss or destruction of enamel very little.