Full 2L QBank
Dental General 29b19e55

A rough / chalky surface of the cast is due to all of the following except:

A
Not waiting for 20 min before pouring
B
Excess wetting agent left on impression
C
Air incorporation in the mix
D
Improper powder/water ratio of stone
High-Yield Explanation
Air incorporation in the mix leads to bubbles.

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