Ключевые слова: ailment, air, background, bacterium, care, clean, cleaning, control, coronavirus, costume, cough, covid, danger, disinfestation, entrance, epidemic, face, fight, flu, health, house, infection, infectious, influenza, man, microbe, pandemic, people, pollution, pork, prevention, professional, prophylaxis, protection, respiratory, risk, safe, safety, sick, specialist, spray, sprayer, suits, surgical, swine, treatment, virus, wash,