Amalgam (dentistry) deal with amalgam with proper use of personal protective equipment to protect themselves. Amalgam (dentistry) Dental amalgam is a liquid mercury and metal alloy mixture used in dentistry to fill cavities caused by tooth decay. Low-copper amalgam commonly consists of mercury (50%), silver (~22–32%), tin (~14%), copper (~8%) and other trace metals. Dental amalgams were first documented in a Tang Dynasty medical text written by Su Gong 苏恭 in 659, and appeared in Germany in 1528. In the 1800s, amalgam became the dental restorative material of choice due to its low cost, ease of application, strength, and durability. There are,
Dental amalgam controversy removing toxic substances from the body, when such treatment is performed solely at the recommendation or suggestion of the dentist, is improper and unethical". Under the comments of the American Dental Association before the FDA's Dental Products Panel of the Medical Devices Advisory Committee, the ADA supports the 2009 FDA ruling on dental amalgam. ADA states that "dental amalgam has an established record of safety and effectiveness, which the scientific community has extensively reviewed and affirmed." The ADA also supports the 2017 EPA wastewater regulation and is providing information and assistance to its members in implementation of amalgam separators. The