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Last Seen: Dec 23, 2023 @ 4:32am 4DecUTC
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Milyin Featured 6

Concrete : Features and interesting facts

Nazir BhatkarLast Seen: Dec 23, 2023 @ 4:32am 4DecUTC

The beginnings of such material as concrete mortar, as we know it today, were still around 6000 BC. According to various sources and conclusions of scientists,