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Amalgam filling on first molar. In dentistry, amalgam is an alloy of mercury used to fill teeth cavities. [1] It is made by mixing a combination of liquid mercury and particles of solid metals such as silver, copper or tin.
Zinc amalgam finds use in organic synthesis (e.g., for the Clemmensen reduction). [3] It is the reducing agent in the Jones reductor, used in analytical chemistry.Formerly the zinc plates of dry batteries were amalgamated with a small amount of mercury to prevent deterioration in storage.
Amalgam (alloys of a metal and mercury) 🝛 = a͞a͞a, ȧȧȧ ... A History of the Caduceus Symbol in Medicine. Contributions in Medical Studies, 35. New York ...
Amalgam is a metallic filling material composed from a mixture of mercury (from 43% to 54%) and a powdered alloy made mostly of silver, tin, zinc and copper, commonly called the amalgam alloy. [16] Amalgam does not adhere to tooth structure without the aid of cements or use of techniques which lock in the filling, using the same principles as a ...
Amalgams should be avoided if the patient has a history of sensitivity to mercury or other amalgam components. Besides that, amalgam is avoided if there is extensive loss of tooth substance such that a retentive cavity cannot be produced, or if excessive removal of health tooth substance would be required to produce a retentive cavity.
Dental amalgam has had a long history and global impact. [3] It was first introduced in the Chinese materia medica of Su Kung in 659 A.D. during the Tang dynasty. [3] In Europe, Johannes Stockerus, a municipal physician in Ulm, Germany, recommended amalgam as a filling material as early as 1528. [3]
Auguste Taveau (Louis Augustin Onésiphore Taveau) was a French dentist born in Le Havre, the 28th of August 1792. [1] Date and place of his death are still unknown. In 1826, he was among the first to use amalgam as a dental restorative material, [2] although he had originally developed it as early as 1816.
Amalgam (chemistry), mercury alloy; Amalgam (dentistry), material of silver tooth fillings Bonded amalgam, used in dentistry; Amalgam may also refer to: Amalgam Comics, a publisher; Amalgam Digital, an independent record label in Boston, Massachusetts; Amalgam, Gauteng, South Africa; Amalgam, a fictional organization in Full Metal Panic!: The ...