Ключевые слова: air, apocalypse, background, biohazard, bizarre, black, breathe, business, businessman, caucasian, chemical, concept, danger, dirty, disaster, ecology, environment, environmental, face, fear, gas, gasmask, green, hazard, human, industrial, industry, male, man, mask, men, military, nuclear, person, polluted, pollution, portrait, protection, protective, radiation, radioactive, respirator, rubber, safety, smoke, suit, terror, toxic, war, white,