We have discovered (again) the secret of Roman concrete. Is less impressive than it seems
It does not fail. It seems mathematical. From time to time, the world rediscovers the Roman concrete and hallucin with the durability of a material that allows the Pantheon of Agrippa to have 2,000 years standing (while modern concrete cracks within a few decades). Incidentally, almost with the same regularity, there is some scientist or … Read more