Polyether impression materials are available in all viscosities except
A. light-body.
B. putty.
C. medium-body.
D. heavy-body.
The type of gypsum product used because of its hardness and wear resistance for waxing patterns to make crowns and bridges is
A. pattern stone.
B. die stone.
C. mounting stone.
D. impression plaster.
All of the following are bite registration materials, except
A. polyvinylsiloxane.
B. polysulfide.
C. wax.
D. zinc oxide and eugenol paste.
Polyether impression materials are available in all viscosities except A. light-body. B. putty. C. medium-body. D....