The specific operation of going home depends mainly on the population density of the outgoing space: 1.Returning from the open environment: the pathogens of respiratory diseases are mainly spread through droplets, with a range of about 1 meter. From the open place home, timely hand washing, change clothes, you can meet the protection requirements, no need to be too panic; 2, from the crowded place home: from the station, hospital and other crowded places home, it is recommended to disinfect the clothing treatment. If the clothes are not contaminated, use 75% alcohol to spray the whole body, dry to the balcony ventilation. If they have been contaminated, use 500mg/L chlorine-containing disinfectant solution for 30min, wash and dry with water.