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Mercury is toxic because it_____________?
  • (A)  Complexes with hemoglobinto form methemoglobin
  • (B)  Inhibits hemoglobin synthesis, producing anemia
  • (C)  Inhibits anaerobic glycolysis
  • (D)  Binds to sulfhydryl groups
Which one of the following is not an objective of trituration ?
  • (A)  Remove oxides from powder particle surface
  • (B)  Keep the amount of gamma-1 or gamma-2 matrix crystals to maximum
  • (C)  Pulverize pelletes into particles to aid in attack by mercury
  • (D)  Achieve a workable mass of amalgam in minimum time