Ключевые слова: accidents, adult, adults only, biochemical, breathing, business, businessman, chemical, corporate, damage, disasters, doctor, dust, earth, ecology, emergency, environmental, epidemic, expertise, eyeglasses, gas, global, halo, horizontal, hospital, hygiene, indoors, looking at camera, mask, medicines, mid adult, negative, occupation, one person, person, pollution, portrait, problem, profession, protection, risk, safety, scientist, smoke, suit, war, white color, work,