File:351px-Bas fourneau.png

Summary

Iron smelting in Middle-Age, from "De Re Metallica" by Georgius Agricola, 1556

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gollark: <@404656680496791554> I will never forgive you.
gollark: What are you aiming for on the dynamo coils, anyway? Efficient steam→power? Higher output?
gollark: I prefer blue stilton cheese myself.
gollark: Ah, cheese, is it not tasty?
gollark: Are there cooler-like adjacency rules for dynamo coils?
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