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Gunpowder is developed

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Iron smelting (the extraction of iron from iron ore) iron was stronger  and cheaper than bronze

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sailing ships spurred increases in travel  and trade

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required history temp. of shelting

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roman empire

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roman empir

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roman empird

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roman emlire

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roman em

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roman em
ire

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500 bc to 500 ad iron smelting extracted iron from iron ore but required higher temperature for smelting, led to a development of steel as an alloy of iron and carbon

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less expensive age than bronze, solid waste became a problem [poop] lol!

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Water became very important for grain milling

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The iron age required higher tech of smelting. 500Bc-500Ad. Solid waste became a problem. Iron was stronger and less expensive than bronze.

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is the archaeological era of prehistoric time when the dominating toolmaking  was iron

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started about 500bc until 500