Question 147 (part 2) · LDEK · Crowns
Which material is used For fabrication of prefabricated crowns:
- A. polycarbonates.
- B. acetyl cellulose.
- C. aluminum.
- D. alloy of tin and silver.
- E. all of the above-mentioned.
Hint
Prefabricated crowns exist in both resin and metal forms, for anterior as well as posterior teeth.
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