Have you ever heard of dental sealants? These are protective coverings mainly made of plastic that are used to cover the chewing surface of teeth, especially the pre-molars and molars. The main purpose is to prevent tooth decay.
Sealants are simple to apply. A dentist will simply spread the sealant over the chewing surface of your tooth and he will allow it to harden. As it hardens, it will seal all the gaps and depressions on the surface of the tooth. This gives a smooth refined surface which is easy to brush and is protected from decay. They last several years, but still need re-application from time to time.
There are advantages and disadvantages of having dental sealants:
Sealants are very useful in children, they prevent the decaying of their teeth since they don’t know how to brush their teeth thoroughly yet. This reduces the pain of having