MERCURY FREE DENTISTRY

1. WHAT ARE AMALGAM FILLINGS

Dental amalgam fillings, of otherwise known as "silver fillings" have been commonly used as an effective filling material for the last 150 years. Amalgam is a combination of metal that include silver, mercury, copper and tin, along with small amounts of indium, zinc or palladium. Mercury, which typically constitutes about 45-50% of the amalgam is added in the mixture of metals because it helps to make the filling material pliable when placed in the tooth. With the mixture of the alloy powder it is condensed in the tooth after the cavity is removed and hardens in the final shape. The amalgam filling in its finished state is hard and strong to withstand the forces of chewing.

2. THE CONCERN OF MERCURY IN AMALGAM FILLINGS

Mercury in any form, whether it is sold, liquid or gas is poisonous. Mercury toxicity affects the neurologic, gastrointestinal and renal systems. Poisoning can occur through mercury vapor inhalation, ingestion, or through the skin. Especially children and unborn babies are susceptible.

3. ADVANTAGES OF COMPOSITE OR "WHITE" FILLINGS

Composite or otherwise known as "white fillings" are almost extensively used as the first choice in dental fillings materials today. Composite fillings are a tooth-colored glass and plastic mixture material that are used to restore damaged and decayed tooth structure. They are highly esthetic, strong and contain no metal elements including mercury that has

Composite fillings have several advantages over amalgam fillings in that they can be used to match the tooth color and make the teeth look more aesthetically pleasing. The composite material bond to the tooth to support and helps to prevent breakage as well.

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