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During the roman empire they didn't know modern cement, but they built "small thingy" like the PantheonPantheon by using pozzolan, which is basically vulcanic hashvolcanic ash.
That would be a good material to use.
During the roman empire they didn't know modern cement, but they built "small thingy" like the Pantheon by using pozzolan, which is basically vulcanic hash.
That would be a good material to use.
During the roman empire they didn't know modern cement, but they built "small thingy" like the Pantheon by using pozzolan, which is basically volcanic ash.
During the roman empire they didn't know modern cement, but they built "small thingy" like the Pantheon by using pozzolan, which is basically vulcanic hash.
