Ключевые слова: 3d rendering, air borne, attacking, cell, contagion, contagious, contamination, corona, covid19, danger, dangerous, earth, floating, global pandemic, health crisis, healthcare, immune system, infection, infectious disease, influenza, medical condition, microscopic, noval coronavirus, pathogen, pathology, respiratory illness, sars, science, threat, transmission, virology, virus, world, worldwide,