Question 128 · LDEK · Crowns
Which of the following materials are not used for temporary crown fabrication?
- A. celluloid.
- B. acrylic resin.
- C. polycarbonate.
- D. composite.
- E. dental ceramics.
Hint
Temporary crowns must be cheap and quick to make at the chair; which listed material needs firing in a laboratory furnace?
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