Advantages of Composite Fillings
For many, many years, dentists had only one choice when it came to material for fillings: silver amalgam. And while amalgam was quite strong and durable, it did come with some disadvantages. Although the amount of mercury contained in silver amalgam has never been proven to be harmful to dental patients, some people were concerned about the trace amounts of mercury present in the material. And, after a certain number of years, the silver color of the amalgam would darken,