Ключевые слова: allergy, avoid, banner, biohazard, breathing, cautious, coronavirus, covid, covid19, dangerous, disease, doctor, epidemic, europe, fever, flu, health, human lungs, infected, infection, inscription, isolation, mask, medical, microbe, outbreak, outbreak of bacteria, pandemic, pneumonia, pollution, prevention, protection, protective, quarantine, respirator, respiratory, sarscov2, spread, stay home, symptoms, threat, virus, warning, world,