![]() See the ADA Oral Health Topics page, ” Amalgam Separators and Waste Best Management,” for more information.Īmalgam is any alloy that contains mercury. Environmental Protection Agency and supported by the ADA, have greatly reduced the already limited environmental impact from amalgam. ![]() Dental Effluent Guidelines (Amalgam Separator Rule), from the U.S. 10 Environmental concerns led to the international Minamata Convention that was signed by the United States in 2013 and was entered into force in 2017. 7-9 Amalgam remains a safe, effective, and inexpensive dental restorative option. The fact that its formulation includes mercury has raised potential health and environmental concerns.Įvidence suggests that amalgam fillings have a higher survivability rate and longevity than resin composite restorations, 2-6 but aesthetic and environmental concerns have led to increasing usage of resin composite alternatives. 1 Dental amalgam is a mixture of metals: liquid (elemental) mercury and a powdered alloy mostly composed of silver, tin, and copper. For more than 150 years, dental amalgam has served as a safe, durable and affordable material in restorative dentistry.
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