610Dental MaterialsMedium
Which of the following best describes the working time of impression material?
AThe time for start of mixing till just before the start of appearing elastic properties of impression material
BLoss of lusture of impression material
CJust after the start of appearing elastic properties of impression material
DAfter the start of appearing elastic properties of impression material
Correct answer
A. The time for start of mixing till just before the start of appearing elastic properties of impression material
Explanation
The correct answer is The time for start of mixing till just before the start of appearing elastic properties of impression material.