Which of the following is correct about pumice?

Question

Quizplus · Accepted Answer

Pumice is a major component of many prophylaxis pastes used to polish tooth structure,dental amalgam,and acrylic bases.Pumice is volcanic silica manufactured as a loose abrasive.Rouge is frequently found in block form,which is then run onto a rag wheel to polish precious and semiprecious metal alloys in the laboratory.Silicon carbide-coated disks and bonded rotary devices are used primarily in finishing procedures.Aluminum oxide is used to smooth enamel or to finish metal alloys and ceramic materials.

Which of the Following Is Correct About Pumice