“3D-printed toothbrush scrubs chompers in 6 seconds”
Here’s a 3D-printing application I really didn’t foresee. It looks interesting, but at those prices, it’s going to be a long time before it catches on. Now, when someone invents a machine that scans your mouth and produces one of these in a few minutes for $10 or less, and puts it in Wal-Mart stores …
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