Voronezh region. Start-up of the Pridonsk chemical plant. Tula region. The Krasnoye Znamya collective farm, over which the Priboy plant is under the patronage. Women's Komsomol-youth brigade, staffed by factory workers, in the fields of the collective farm. Smelting cast iron using a new technology at the Tulachermet Research and Production Association. Synthetic iron production. Belgorod region. Dormant and abandoned sprinkler and pumping station. Overgrown with weeds. International competition for young firefighters from socialist countries in the All-Russian pioneer camp "Orlyonok".