Which of the following statements is true regarding teeth bleaching?
A) All teeth bleaching products contain peroxide.
B) Teeth bleaching occurs when the bleaching material passes through the spaces in enamel and oxidizes the stains.
C) Acid etching before the application of the bleach chemical may enhance penetration of the bleach.
D) Acid etching will polish the surface of the enamel.
Correct Answer:
Verified
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