Types of toothpastes can also damage enamel and dentine due to the abrasive properties.[14] Specific ingredients are used in toothpaste to target removal of the bio-film and extrinsic staining however in some cases can contribute to the pastes being abrasive.[15][3] Whitening toothpastes are found to be one of the most abrasive types of toothpastes, according to the RDA Scale, detailed below.[16] In-home and clinical whitening have been proven to increase the likelihood of an individual experiencing dental abrasion.