In order to follow the procedures and better organize the visits, all visitors must announce and coordinate the day of the visit with the Public Relations Dept. in advance.
More than three quarters of ionising radiation to which we are exposed comes from natural sources
Different radiation sources are part of the natural environment. We have always been exposed to natural radiation and can adjust to it well. If a person would live right next to the nuclear power plant's fence, they would receive one hundredth of natural radiation annual dose.