554Dental MaterialsMedium
The American dental association (ADA) specification number for non-aqueous elastomeric dental impression material is________?
A20
B19
C26
D21
Correct answer
B. 19
Explanation
The correct answer is 19.
Correct answer
B. 19
Explanation
The correct answer is 19.
NiTi alloy have________?
Which of the following will produce the most rigid restoration for framework of same dimension?
Insufficient closure of the flasks during packing of denture base resin can result in________?
The first porcelain tooth material was introduced by________?
The base constituents of dental waxes come from three main sources except________?
Cobalt-Chrominum alloys contains________?