Q169
Which of the following point are important on the viscosity scale in the fabrication and processing of glasses? 1. Softening point 2. Working point 3. Melting point
A.
1 and 2 only
B.
1 and 3 only
C.
2 and 3 only
D.
1, 2 and 3
AnswerAnswer: Option D
Solution
Answer: Option D
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