Which of the Following Types of Abrasive Materials Found in Prophy

question 11

Multiple Choice

Which of the following types of abrasive materials found in prophy paste wear during use but continue to abrade,producing an increasingly smoother surface?

• A) Silicon dioxide
• B) Diatomaceous silicon dioxide
• C) Perlite
• D) Sodium-potassium-aluminum silicate
• E) Zirconium silicate

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