Ключевые слова: adult, air, bad, bizarre, business, businessman, case, caucasian, chemical, concept, concepts, crazy, danger, ecology, environment, environmental, equipment, face, failure, fear, gas, gasmask, green, hazard, human, ideas, isolated, male, man, mask, necktie, pollution, portrait, professional, protective, radioactive, respirator, rubber, safety, shirt, standing, studio, suit, tie, toxic, uniform, white,