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A. Amalgam is a metal alloy of which one of the elements is mercury (Hg). Alloys are metals that are a combination of several elements. B. Dental amalgam is made by mixing approximately equal parts (by weight) of a powdered metal alloy with liquid mercury. These components are illustrated in Figure 6.1. The powdered metal is called an amalgam alloy and is predominantly silver (Ag) and tin (Sn). The mixing process of the alloy with the liquid mercury is called amalgamation or trituration. A ... Amalgam has provided valuable and comparatively inexpensive service to patients longer than any other material available. It has many positive attributes and remains an important part of dentist’s restorative resource. AMALGAM definition: 1. a mixture of mercury and another metal: 2. a mixture of mercury and silver, tin, and copper…. Learn more. Dental amalgam is a silver or gray-colored material composed of about half powdered alloys of silver, tin, copper, and zinc, with the other half being liquid mercury. A key characteristic of this compound, which is mixed at the dental office, is its rapid moldability after mixing.
