Bone char isn’t super high carbon, so it’s possible that either the calcium phosphate or calcium carbonate is playing a roll.

But honestly, you’re probably not getting very much of it mixed in from primitive smelting or forging methods.

Why does it have to achieve an immediate result to be a worthy action?

That’s terrifying

Hot water and warm water are different things

I mean, you definitely don’t want to put hot water on a burn.