In the course of the planning and designing, an examination revealed increased values of PCB (polychlorinated biphenyls) in individual rooms and parts of buildings of the physical institutes. PCBs are synthetic mixtures of substances that were mainly used in construction in the 1960s and 1970s as grout, paint and in electrical engineering systems. The use of hazardous substances has been prohibited since 1989 – it's a really nasty stuff. Thus, it was decided that it has to be renovated, and it is indeed undergoing such process (until 2024). (previous | next | back to album | 2020:09:25 16:29:43 | 38% of an album)