The concept of disinfection and disinfection, the resistance of pathogenic microorganisms, the characteristics of COVID-19, the usage and proportion of common chemical disinfectants, the disinfection points in various places, the precautions in using chemical disinfectants, and the disinfection methods and precautions in key parts such as indoor air, ground, walls, object surfaces and public places.

For example:

The oxygen tube/mask is disposable.

Therapeutic instruments and instruments, such as dressing change kits and debridement kits, are cleaned first and then disinfected by the disinfection supply center, and double disinfection is carried out for special infections.

For public equipment such as thermometers, the number should be sufficient. Soak in chlorine-containing disinfectant after use and dry for later use. The cuff of sphygmomanometer should be kept clean. When it is polluted, it should be soaked and disinfected with chlorine-containing disinfectant. Stethoscopes and flashlights should be wiped with 75% alcohol.