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How are Sealants Put On? The sealant is in place The sealant is applied in liquid form and hardens in a few seconds The tooth is rinsed and dried. Then new cotton is put around the tooth so it stays dry A solution is put on the tooth that makes the surface a little rough (It is easier for the sealant to stick to a slightly rough surface) The tooth is dried, and cotton is put around the tooth so it stays dry The tooth is cleaned Source: U.S. Department of Health and Human Services, National Institutes of Health,
National Institute of Dental and Craniofacial Research