Perforated impression tray are used for_______________?

Related Mcqs:

Impression plaster is_____________?

A. Less compressive than alginate B. More compressive than alginate C. As compressive as alginate D. More compressive than hydrocolloids...

The American dental association (ADA) specification number for non-aqueous elastomeric dental impression material is______________?

A. 19 B. 20 C. 21 D. 26...

Alginates are made dust free by adding______________?

A. Glycol B. Glyecrol C. Glutamic acid D. alcohol...

Putty wash technique_________________?

A. Light body and putty used at the same time B. Putty used first and light body used second C. Light body first and putty later D. None of the above...

The cross linking agent of polysulphide rubber base impression material is______________?

A. Aromatic sulfonate esters B. Stannous octate C. Platinum salt catalyst D. Lead dioxide...