Porosity measurements in four types of hand-mixed cements showed that __________ cement had the highest porosity.
Correct Answer: Polycarboxylate cement
Description: Porosity measurements in four types of hand-mixed cements showed that polycarboxylate cement had the highest porosity and resin cement had the least. Zinc phosphate and GICs had intermediate amounts of porosity.
Ref: Phillip’s Science of Dental Materials ed 12 pg 320
Category:
Dental
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