Doonesbury: "Aha! The Hittites!" "You know their work?" "Complete degenerates. But tough to beat after they invented iron." https://www.gocomics.com/doonesbury/1978/12/26

Ea-Nasir's buddies were experimenting with adding hematite flux to remove slag from copper. They wanted to improve their copper, and wound up giving us IRON. https://phys.org/news/2025-09-year-copper-smelting-site-key....