Ключевые слова: 2019ncov, adult, airplane, airport, aviation, background, ban, biohazard, closed, concept, corona, coronavirus, covid19, danger, epidemic, flight, flu, global, gloves, health, illness, infection, influenza, medical, medicine, microbiology, pandemic, passenger, prevention, protection, respiratory, rubber, sick, sickness, sky, stick, text, tour, tourism, transport, transportation, travel, vaccine, viral, virus, warning,