If you have an old filling in your mouth, it’s likely that it’s made out of metal amalgam. This was the standard for a very long time due to this material’s durability and malleability.
However, metal amalgam has largely fallen out of favor over the last few decades. Part of that is due to the rise of more advanced materials, but a large contributor is the common use of mercury in these metal fillings.
If you have one of those, hearing that may make you wonder if it’s worth replacing. If you’re curious, here’s what you should know about the prospect of upgrading your dental fillings.
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