The causes of too rapid destruction of historic brick buildings have their source in the use of impermanent and inappropriate building materials, in faulty execution, inaccurate or incorrect static assumptions, …

Of the many factors that can cause serious damage to historic buildings or works of art (np. wall paintings) biological factors should be mentioned.

Biological processes occur …

To the most dangerous in the aftermath, and sometimes the most difficult to control causes causing the destruction of monuments are these, that arise in connection with transformations taking place in nature …

Reconstruction is a set of technical procedures aimed at restoring the monument, damaged to a large extent as a result of mechanical processes (warfare, fire-, collapse due to old age) or advanced wear and tear …