Cavity varnish should be applied at least in:
a. One layer.
b. Two layer. ***
c. Three layer.
d. Four layer.
(A second application of cavity varnish is placed over the first to thoroughly coat the surfaces of the dentin and fill any voids from bubbles created when the first application dries).
a. One layer.
b. Two layer. ***
c. Three layer.
d. Four layer.
(A second application of cavity varnish is placed over the first to thoroughly coat the surfaces of the dentin and fill any voids from bubbles created when the first application dries).
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