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jan 1, 200 BC - Roman Concrete (opus caementicium) – (c. 200 BCE)

Description:

The Romans developed a durable form of concrete that allowed them to build massive structures like aqueducts, amphitheaters, and the Pantheon. This innovation supported urban growth and infrastructure across the empire.

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Working World History Timeline

ByMr. Lennox
10 months ago
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Date:

jan 1, 200 BC
Now
~ 2227 years ago
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