How to disinfect the campus before school starts

The new crown pneumonia epidemic is still severe, and the epidemic prevention efforts are inexhaustible. In order to provide students with a reassuring, safe and healthy school environment, disinfection of all campus surrounding and outdoor public environments will be completed before the start of school in September, so that students can have more activities on campus. It also provides peace of mind for parents.

The campus is a relatively concentrated environment. In these environments, clustered infections are prone to occur, and the immunity of students is generally weak. Therefore, campus disinfection is very necessary, and disinfection before the start of school is the top priority.

Disinfection before the start of school is preventive disinfection. Therefore, every corner of the campus cannot be missed to ensure the disinfection effect.

The Environmental Protection Agency pointed out that the disinfection operations on campus include public spaces and facilities such as sports grounds, handwashing stations, toilets, amusement facilities, outdoor leisure areas, and parent pick-up and drop-off areas. Due to epidemic prevention, they have not been used for 2 months, and many viruses and bacteria may be attached to the surface. Before the start of school in September, the county will complete the disinfection of the surrounding environment of schools below high school and public kindergartens, and the outdoor public spaces of the school, and make every effort to do a good job in epidemic prevention, protect the health of teachers, students and parents, and provide a safe campus environment. The preventive disinfection and epidemic prevention work is as follows:

1. Indoor air disinfection
Natural ventilation is preferred, and doors and windows are opened as much as possible to promote air circulation. For buildings with poor ventilation conditions, fans are used to enhance ventilation, and air conditioners are not used as much as possible.

2. Disinfection of the surface of environmental objects
For the floors, walls, elevators, doors and windows, lecterns, desks and chairs, door handles, faucets, microphones, The surfaces of sinks, toilets and other objects should be wet cleaned every day, and if necessary, disinfected with 0.05% – 0.1% peracetic acid or a disinfectant solution with an effective chlorine content of 250mg/L or 500mg/L, at least once a day. The action time is not less than 30 minutes. Air disinfection in classrooms, ground and surface disinfection (84 disinfection, chlorine-containing disinfectant), and timely ventilation. The dormitory shall be ventilated, and the floors and surfaces of objects, especially the bathroom, shall be disinfected.

3. Disinfection of sports facilities
Disinfect with a disinfecting solution with an effective chlorine content of 250mg/L or 500mg/L, at least once a day. The action time is not less than 30 minutes.

4. Disinfection of office facilities
The keyboard and mouse of the computer are regularly cleaned and disinfected with 75% ethanol, and other surfaces are disinfected with a 0.05%-0.1% peracetic acid solution or a disinfectant solution of 250mg/L or 500mg/L of effective chlorine when necessary, at least once a day. The action time is not less than 30 minutes. Then wipe off any residual disinfectant with clean water and a clean cloth.

5. Disinfection of medical supplies at the school medical office
The thermometer is soaked in 0.2% peracetic acid solution or disinfectant solution with 1000mg/L effective chlorine for 30 minutes, then rinsed with clean water that meets drinking water standards, and kept for cleaning. Stethoscopes, sphygmomanometers and other items are wiped and disinfected with 0.2% peracetic acid solution or a disinfectant solution with effective chlorine of 500mg/L, then rinsed with clean water that meets drinking water standards, and wiped dry with a clean rag. Use 2 tweezers, scissors and other metal instruments. % glutaraldehyde solution immersion disinfection.

6. Sanitary ware disinfection
Wipe with a disinfectant solution with an effective chlorine content of 500mg/L every day.

7. Disinfection of hands
In general, such as after hands are soiled with respiratory secretions; after going to the toilet; after returning home from the outside; after touching common objects such as handrails, door handles, elevator buttons, public telephones; using soap or antibacterial hand sanitizer and mobile Wash your hands with water, then dry with clean towels and paper towels instead of sharing towels. Remarks: 1000ppm=1000mg/l=1 tablet+500mg/l water, generally used for oral disinfection. 500mg/l=1 tablet+1000mg/l water is generally used for preventive disinfection, 250 mg/l=1 tablet+2000 mg/l water is generally used for preventive disinfection.

At the same time, in addition to the cleaning and disinfection of public places such as schools, remind people to wear masks, wash hands frequently, pay attention to cough etiquette and other personal hygiene habits when entering and leaving crowded traffic stations, business districts, parks or popular attractions to reduce infection. In order to protect the health of yourself and your family, you should clean your home and environment regularly.