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From hunks of iron streaking through the sky, to the construction of skyscrapers and megastructures, this is the history of the world's greatest alloy.
steel, history of steel, smelting, wootz steel, crucible steel, indian steel, damascus steel, blast furnace, bessemer process, open hearth furnace, basic oxygen process, meteoric iron, iron smelting, cast iron, wrought iron, pig iron, metallurgy, skyscraper, chrysler building, empire state building .
Iron vs Bronze Iron and bronze are two metals that have been in use for time immemorial. Well, iron and bronze differ in many ways, such as in their properties and usage. With regards to the origin of the two metals, it was bronze that was discovered first.