The film tells about radiation activity and its consequences. The film includes filming: a doctor examines a patient in the X-ray room using a thermograph. A man measures the degree of radiation in the soil in the forest, flooring in the apartment with a dosimeter. A woman measures the radiation level of the berries with a dosimeter. G. Kramatorsk. The graves of people killed by radiation in the cemetery. ... Experts measure the radiation activity in residential buildings in the city. A capsule containing a radinuclide. A barge with radioactive waste from Chernobyl in the Dnieper Bay near Kiev. Novorossiysk. District of new buildings. Monument to the soldiers of the defense of Malaya Zemlya.