Why is Roman concrete stronger than modern concrete?

Описание: The average lifespan of modern concrete varies between 50 and 70 years. So why are the concretes used in Roman buildings built hundreds of years ago still intact? In this video we will explain the ingenious technique behind the concrete used by the Romans. Our ancestors centuries ago were able to produce more rational solutions than many of today's techniques, and in some respects it can even be said that they are ahead of us.

#history #roman #facts