How do braces work?
In: Engineering
The titanium used in braces, or steel in some applications, are “shape-memory” alloys that try to return to their original shape as a metal rod. This allows them to apply a pressure to crooked teeth. Slowly altering their shape.
When you take the braces off, teeth may migrate back over time. This is why people often have a “retainer”. It retains the new shape of your teeth.
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