مدرس المادة
Alloy is a union of two or more metals. Amalgam: Amalgam is an alloy of mercury with any other metal. Dental Amalgam: Dental amalgam is an alloy of mercury with silver, tin, and varying amounts of copper, zinc and other minor constituents. Dental Amalgam Alloys: Dental amalgam alloys are silver tin alloys with varying amounts of copper, zinc and other metals.................
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