Subsurface porosity is due to_____________?
(A) Thermal changes
(B) Thickness of the resin
(C) Lack of temperature
(D) Packing past the dough stage
Subsurface porosity is due to_____________?
(A) Thermal changes
(B) Thickness of the resin
(C) Lack of temperature
(D) Packing past the dough stage
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