It may also refer to this, going back 4000 years: https://en.wikipedia.org/wiki/... | Hacker News

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		cma on March 18, 2024 \| parent \| context \| favorite \| on: How to Escape from the Iron Age? It may also refer to this, going back 4000 years: https://en.wikipedia.org/wiki/Bloomery#Sub-Saharan_Africa More in https://en.wikipedia.org/wiki/Iron_metallurgy_in_Africa They mention inhomogenous steel there though, it sounds like the Tanzanian one was more purely directed at making steel instead of iron.

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