# Which die material has a hazardous (lethal) potential during fabrication?
A. Improved stone
B. Silver amalgam
C. Electrodeposited silver
D. Epoxy resin
The correct answer is C. Electrodeposited silver.
• Has a lethal potential due to the Electro usage of silver cyanide plated silver
• Polysulphide impressions can be easily electro plated
No comments:
Post a Comment
Add Your Comments or Feedback Here