Practical exercises in Civil Defense at the Y. Sverdlov machine-building plant, at the plastics plant and at the Zaozernaya nuclear power plant. The Chief of Staff of the Civil Defense conducts a lesson with the commanders of non-military formations. Participants in the exercise receive personal protective equipment at the Civil Defense property warehouse. Soldiers of the reconnaissance group are conducting reconnaissance of the contaminated area. Warehouse for the property of sanitary squads. Civil defense fighters line up on the street, get on buses to evacuate to other areas. Meeting of the Civil Defense Headquarters. Civil Defense fighters in the classroom during the lesson. The film includes newsreel footage of a fire at the Chernobyl nuclear power plant, a flood in a village, a fire in an oil field and the destruction of a building during an earthquake.