What is the main difference between model plaster and dental stone?

Why is flux used when gold castings are soldered?

Why has amalgam been popular for the restoration of carious teeth?

For which reason is the use of amalgam restorations diminishing?

The most commonly used etchant or conditioner for tooth bonding is _____ in concentrations ranging from 10% to 40%.

Which layer is formed by the intermixing of dentin bonding resin with etched collagen fibrils and the etched dentinal surfaces?

Glass ionomer cements used for pit and fissure sealants have been formulated to have a very high fluoride content. Glass ionomer cement used for pit and fissure sealants penetrate the fissures as well as resin sealants.

The alloy used to produce amalgam is composed of which of the following?

The final setting time for amalgam is:

Briefly describe the four possible expansion patterns of the universe.