The Toughest Material on Earthphys.org 5 pointslemonberry2 months ago2 commentsSaveHideCopy link On HNComments−lemonberryOP2moThe snail (limpet) tooth sent me down a rabbit hole and I found this article on the "toughest" (rather than hardest) material on earth.−sylware2moThis page is blocked by a captcha not working with noscript/basic HTML browsers.
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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.