Ключевые слова: attention, biohazard, biological, business, chemical, chemistry, chernobyl, contamination, coronavirus, covid19, danger, dangerous, dioxide, engineer, environment, epidemiology, gas, gas mask, gear, girl, green, green screen, health, industrial, industry, infectious, job, machinery, mask, occupation, people, petrochemical, poison, pollution, professional, protect, protection, protective, protective suit, respirator, safety, screen, specialist, suit, teamwork, uniform, warming, white, worker,