Ключевые слова: adult, air, background, bad, biohazard, breathing, chemical, concept, construction, coveralls, danger, disaster, dust, environment, equipment, face, filter, fire, food, gas, glasses, half, industrial, industry, isolated, job, man, mask, mechanic, medicine, military, one, people, person, pollution, portrait, professional, protection, protective, safety, service, suit, toxic, uniform, waste, wearing, white, work, worker, young,