Ключевые слова: abroad, air, airport, arrival, cart, caucasian, corona, coronavirus, covid19, crowded, departure, disease, epidemic, face, flight, flu, health, ill, illness, infection, infectious, insurance, luggage, man, mask, medical, mobile, outbreak, pandemic, passenger, phone, pollution, prevention, protect, protection, protective, respirator, risk, sick, station, symptoms, temperature, terminal, transportation, travel, trolley, virus, wearing,