Enamel is the hard outer layer of a tooth made mostly of minerals. Enamel has tiny pores that can be seen only with a microscope.
Dentin, which is underneath the enamel, is not completely solid.
| By | Healthwise Staff |
| Primary Medical Reviewer | E. Gregory Thompson, MD - Internal Medicine |
| Specialist Medical Reviewer | Arden Christen, DDS, MSD, MA, FACD - Dentistry |
| Last Revised | April 18, 2011 |
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