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wasn't built in one day 🇮🇹 – but ancient Rome is still well visible today, millennia after. 🏛️

What made Roman concrete so durable? 🧱

We've asked our expert Liberato Ferrara to break things down for us 🧐 –

👉 europa.eu/!FXQ8RW

🐦🔗: nitter.eu/CORDIS_EU/status/159

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