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AngerGuides t1_iydmjrk wrote

The sharpest knife in existence is useless...because it is obviously not being used.

That said, obsidian shards are SUPER sharp and can be used as knives, I guarantee there are many people out there with shards of obsidian that have super-fine cutting edges.

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rat4204 t1_iydoqbu wrote

Aren't surgical blades made of obsidian or did I dream that?

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Emperor_Cartagia t1_iydt7si wrote

Some are, but they're only good for like 5 to 10 cuts then they're useless.

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mobrocket t1_iyeib8s wrote

You must not know of the annual knifing world cup championship

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Showerthoughts_Mod t1_iydm5kp wrote

This is a friendly reminder to read our rules.

Remember, /r/Showerthoughts is for showerthoughts, not "thoughts had in the shower!"

(For an explanation of what a "showerthought" is, please read this page.)

Rule-breaking posts may result in bans.

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