Did you know that roughly 90% of Americans have had at least one cavity by their 21st birthday? So, if one or more of your teeth have been treated with a dental crown to address decay or damage, you’re certainly not alone. In addition to being incredibly durable, one of the reasons this tooth-restoring solution is so popular is because it’s extremely lifelike. So, why is there a noticeable black line around your dental crown? To learn the answer, keep reading!
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