The role of magnesium chloride in zinc oxide eugenol impression paste_________________?
Correct answer: D. Accelerator
- A. Retarder
- B. Modifier
- C. Plasticier
- D. Accelerator
Explanation
Magnesium chloride accelerates the setting reaction of zinc oxide eugenol impression paste. A retarder would prolong working time, while a plasticizer changes consistency rather than initiating the set.
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