4 points | by lemonberry 11 hours ago
2 comments
The snail (limpet) tooth sent me down a rabbit hole and I found this article on the "toughest" (rather than hardest) material on earth.
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The snail (limpet) tooth sent me down a rabbit hole and I found this article on the "toughest" (rather than hardest) material on earth.
This page is blocked by a captcha not working with noscript/basic HTML browsers.