Teeth whitening or teeth bleaching is a very common dental treatment procedure, and it  has been part of the dental profession for more then 100 years. We haven't seen such an interest in teeth bleaching as today. This "need" ...

Types of tooth stains Extrinsic stain Green stain- It's a green appearance stain that is mostly seen in people that have enamel irregularities on the surface of their teeth (especially children where the enamel layer is not matured yet). ...