This consists of procedures like whitening and scaling. They normally help during the modeling and placement of dentures together with other prosthetic paraphernalia for your oral cavity.?????? ?? ????? ???? ?? ??? ?? ?????? ???? ?? ????? ?? ???? ?????? ?? ??? ??? ????? ??? ??? ???? ??? ??? ??? ?? ?? ?????? ??? ?????? ?? ???? ?????? ????? ???? ?? ?