When selection the colour of cement to use for cementing a porcelain jacket crown, the powder being tested is best mixed with______________?
(A) Glycerin-water solution
(B) Cement liquid
(C) Alcohol
(D) Only water
When selection the colour of cement to use for cementing a porcelain jacket crown, the powder being tested is best mixed with______________?
(A) Glycerin-water solution
(B) Cement liquid
(C) Alcohol
(D) Only water
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