Cement is a hydraulic material.
He eagerly reached into the bowl and poked at the dried cement, which felt cold and hard to the touch.
Zhu Yunwen's face instantly lit up with ecstatic joy. He picked up the bowl, poked hard at the hardened cement inside, and burst into laughter. He then said to Yang Rong, Yang Shiqi, and Yang Pu:
"Success! Look, this is cement!"
As he spoke, he smashed the bowl on the ground. The bowl shattered into pieces, but the cement remained intact. It rolled around on the ground and was almost undamaged.
Yang Shiqi strode forward, picked up the piece of cement, squeezed it in his hand, then snapped it hard, looking at Zhu Yunwen in surprise and saying:
"This stuff was clearly in water just now, and it dried so quickly, but it's still so hard? It's many times harder than lime mortar, it's not even in the same league."
So-called lime mortar is a cement-like adhesive made by mixing gypsum and water.
It has very low strength and can only be used in some buildings with low construction requirements. It is not even in the same league as cement.
However, this lime mortar was already a relatively good building material in ancient times, but the cement that Zhu Yunwen produced today is obviously on a much higher level.
Seeing Yang Shiqi and the others' shock, Zhu Yunwen said:
"If we use this stuff, mixed with pebbles and sand, to build bridges and pave roads, would that work?"
Yang Shiqi looked at Zhu Yunwen:
"Your Highness is truly a man of great talent; I am astonished by his extraordinary abilities!"
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