The ancient Romans were not only brave warriors, but also excellent builders. This can be evidenced by such a structure as the Pantheon, built of unreinforced concrete 2000 years ago. Despite the endured 20 centuries, the concrete remained untouched. In particular, it should be noted that its incredible stability is manifested in the presence of volcanic ash and the identification of patterns in the manifestation of components, but this is not the only case.
Investigation of samples of ancient concrete, scientists bnarjili n n n zzolanu – a special voanic pepelelell, polished ens In addition, large inclusions were found in the concrete. Experts explained this by the low quality of the characteristics, but excluded this version. To “dig” to the thickness, thin thin granite bone
It turned out that the version about the Romans playing slaked lime did not match the graphics. The pozzolanic ready was concreted with resonant pozzolana and quicklime with water. This has been observed in high temperature, high temperature, never weatherproof conditions. Their peculiarity was the appearance in the concrete possibilities of lime – but this was an advantage, not a disadvantage.
If the concrete burst, then the crack necessarily passed through one of the shells with news. She entered into a test with water and formed a solution saturated with calcium, which immediately reliably fragments.
Source: Tech Cult
