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2. Dental amalgam controversy - Wikipedia

   en.wikipedia.org/wiki/Dental_amalgam_controversy

   Scientists agree that dental amalgam fillings release elemental mercury vapor, but studies report different amounts. Estimates range from 1 to 3 micrograms (μg) per day according to the FDA. [62] The effects of that amount of exposure are also disputed. [51] [52] Newer studies sometimes use mercury vapor analysis instead of the standard ...

3. Amalgam (chemistry) - Wikipedia

   en.wikipedia.org/wiki/Amalgam_(chemistry)

   An amalgam dental filling. Dentistry has used alloys of mercury with metals such as silver, copper, indium, tin and zinc. Amalgam is an "excellent and versatile restorative material" [9] and is used in dentistry because it is inexpensive and relatively easy to use and manipulate during placement. It remains soft for a short time so it can be ...

4. Amalgam (dentistry) - Wikipedia

   en.wikipedia.org/wiki/Amalgam_(dentistry)

   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.

5. Dental material - Wikipedia

   en.wikipedia.org/wiki/Dental_material

   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 ...

6. Hal Huggins - Wikipedia

   en.wikipedia.org/wiki/Hal_Huggins

   Hal Alan Huggins (1937 – November 29, 2014) was an American alternative dentistry advocate and campaigner against the use of dental amalgam fillings and other dental therapies that he believed to be unsafe. [1] [2] Huggins began to promote his ideas in the 1970s and played a major role in generating controversy over the use of amalgam. [3]

7. Dental composite - Wikipedia

   en.wikipedia.org/wiki/Dental_composite

   Reduced mercury exposure for dentists: Preparing new amalgam fillings and drilling into existing amalgam fillings exposes dentists to mercury vapor. Use of composite fillings avoids this risk, unless the procedure also involves removing an existing amalgam filling. A review article found studies indicating that dental work involving mercury may ...

8. ‘Connections’ Hints and Answers for NYT's Tricky ... - AOL

   www.aol.com/connections-hints-answers-nyts...

   If you've been having trouble with any of the connections or words in Friday's puzzle, you're not alone and these hints should definitely help you out. Plus, I'll reveal the answers further down ...

9. Dental restoration - Wikipedia

   en.wikipedia.org/wiki/Dental_restoration

   Removable dental prostheses (mainly dentures) are sometimes considered a form of indirect dental restoration, as they are made to replace missing teeth. There are numerous types of precision attachments (also known as combined restorations) to aid removable prosthetic attachment to teeth, including magnets, clips, hooks, and implants which may ...