Ключевые слова: alert, bacteria, biohazard, casket, china, coffin, contagious, contamination, corona virus, coronavirus, covid19, danger, dangerous, death, death rate, disease, epidemic, farewell, fever, flu, funeral, goodbye love, grieve, hearse, illness, infect, infected, infection, influenza, medical, medicine, microbiology, mourn, old age, pandemic, patient, peace, pneumonia, prevention, quarantine, respiratory, sadness, sickness, vaccine, virology, virus, warning,