Still, it can easily be renewed, or if all the tin is removed we find the dentin hard and firm.
Nature will not restore the lost part, but will do the next best thing—solidify the dentin.
The effect is to cause the surface exposed to dentin to oxidize more than tin would do alone; in that there is a benefit.
dentin den·tin (děn'tĭn) or den·tine (-tēn')
n.
The main, calcareous part of a tooth, beneath the enamel and surrounding the pulp chamber and root canals.
