Question 31 · LDEK · Amalgam
Copper-enriched amalgams:
- A. contain about 40% of copper in their composition.
- B. do not release mercury.
- C. allow to completely eliminate silver-mercury phase.
- D. are not corroding.
- E. are more resistant to fractures than conventional amalgams.
Hint
Recall which weak, corrosion-prone phase the extra copper eliminates and what still remains in the set material.
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