Ключевые слова: army, bacterium, biochemical, chemical, chemistry, chernobyl, danger, decay, disaster, ecological, ecology, energy, environment, environmental, equipment, gas, gun, head, human, kiev, machine, machinegun, male, man, mask, military, outdoor, person, personal, poison, pollution, portrait, protection, protective, radiation, radioactive, radioactivity, ruins, russian, safety, soldier, soviet, toxic, ukraine, uniform, vintage, war, warfare,