Chemical Peels on the neck and chest
Many Chemical Peels are extremely safe on areas of the body other than the face. The category of superficial peels inlcudes glycolic, salicylic, lactic and jessner's. The deeper peels are usually trichloroacetic acid or phenol.
The second category is to be used rarely off of the face and only by highly trained physicians as scarring can result. What you need to know is what chemical is being used, in what concentrations, how long it is applied, how many layers and how far apart are you...