Yes
Dental amalgam is a dental filling material used to fill cavities caused by tooth decay. It has been used for more than 150 years in hundreds of millions of patients around the world. Dental amalgam is a mixture of metals, consisting of liquid (elemental) mercury and a powdered alloy composed of silver, tin, and copper. Despite the name, silver fillings do contain elemental mercury. When placing dental amalgam, the dentist first drills the tooth to remove the decay and then shapes the tooth cavity for placement of the amalgam filling. Dental amalgam is a common material used to fill cavities. Fillings made with amalgam also are known as silver fillings. Over the years, concerns have been raised about the use of amalgam because it contains mercury. Here are answers to some common questions about dental amalgam. To make dental amalgam, dentists mix liquid mercury with a powder containing silver, tin and other metals. Dentists buy special capsules that contain the powder and the liquid mercury, separated by a membrane. They use special machinery to puncture the membrane and mix the amalgam while it is still in the capsule. Dentists use amalgam (silver) tooth fillings because they're strong and they last a long time -- typically at least seven years, and usually longer. They also are the least expensive type of fillings. Dental amalgam is a mixture of metals; the fillings are known as silver fillings because of their silver color. Dentists often use them for fillings in the back teeth. Dentists may use amalgam or silver fillings to fix cavities in teeth. Amalgam fillings are strong and durable. They are generally more economical than tooth-colored fillings. They can be used in areas that are hard to get to and hard to keep dry in filling the too Conclusion. Mercury fillings are still used today by many dentists all around the world. Amalgam is a cost effective and strong material to use to fill teeth. They also tend to last much longer than their composite resin counterparts. Even though a metal filling may be stronger, many people still choose to have composite fillings placed due their aesthetic appearance. In order for amalgam to have the correct consistency, it is made up of a number of different metals. Amalgam fillings typically contain 40-50% mercury with the remaining 50-60% being made up of a metal powder. The metal in this powder is a combination of: 1  Tin. 2  Silver. 3  Copper. 4  Indium. 5  Zinc A American Dental Association answered. Dental amalgam (metal fillings) has been used by dentists for more than a century and is the most thoroughly researched and tested restorative material among all those in use. Dentist use silver fillings because they are durable, strong, and affordable. Fillings are used to restore and repair teeth when you get a cavity. Silver fillings are strong enough to hold up to heavy chewing, and they can last 10 to 15 years. And of course, since amalgam damages tooth structure and cracks teeth, pro-mercury dentists will continue to profit from amalgam long after its initial placement. Teeth with amalgam require more dental work in the long term. So for the pro-mercury half of dentists, amalgam is the gift that keeps on giving.  Dental amalgam fillings are also known as “silver fillings” because of their silver-like appearance. Despite the name, silver fillings do contain elemental mercury. When placing dental amalgam, the dentist first drills the tooth to remove the decay and then shapes the tooth cavity for placement of the amalgam filling. Updated: January 2007. Most people recognize dental amalgams as silver fillings. Dental amalgam is a mixture of mercury, silver, tin and copper. Mercury, which makes up about 50 percent of the compound, is used to bind the metals together and to provide a strong, hard, durable filling. 
http://www.fda.gov/MedicalDevices/ProductsandMedicalProcedures/DentalProducts/DentalAmalgam/ucm171094.htm http://www.colgate.com/en/us/oc/oral-health/procedures/fillings/article/dental-amalgam-a-health-risk https://www.sharecare.com/health/dental-fillings/dentists-amalgam-tooth-fillings http://www.dentabout.com/whats-in-an-amalgam-filling/ https://www.sharecare.com/health/dental-fillings/why-dentists-use-silver-fillings http://www.toxicteeth.org/pressRoom_recentNews/August-2011/The-silver-fillings-deception.aspx http://www.fda.gov/MedicalDevices/ProductsandMedicalProcedures/DentalProducts/DentalAmalgam/ucm171094.htm http://www.knowyourteeth.com/infobites/abc/article/?abc=F&iid=286&aid=1242
do dentists still use metal fillings