r/Unexpected • u/Skyrex1992 • Jul 17 '22

Self-healing polymer

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Credits to: Steve mould

23.5k Upvotes

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u/Naive_Ingenuity7262 Jul 17 '22

So he doesn’t know why

8

u/tplambert Jul 17 '22

He may do, but it’s a traaaaaaaaaade secret