Ключевые слова: adult, air, care, city, control, controlling, coronavirus, covid 19, danger, dangerous, dirty, disease, environment, europe, expertise, face, facial, flu, glove, health, holding, human, infection, influenza, male, man, mask, medical, mouth, one, outdoor, pandemic, people, person, pollution, prevention, protect, protection, protective, responsibility, safety, smog, smoke, standing, street, toxic, unhealthy, urban, virus, wearing,