Ключевые слова: air, alarm, allergy, atmosphere, backpack, care, carrier, concepts, coronvirus, cov, cov19, crisis, crown, disease, disinfect, doctor, endemic, faces, flu, girl, global, health, hospital, infected, infection, luggage, mask, medicinal, pandemic, people, person, pollution, portraits, preserve, prevention, quarantine, respiratory, risk, safety, student, tourist, traveler, viral, virus, woman, young,