School is every day students and teachers to learnLifethe placeIt's the beginning of the school season,StudentsAnd the teachers went back to school.Hot weather,AlsoOdor easily distributedthe seasonClassmatesafter classCentralized access to toilet,especially junior studentsOften forget to flush,Toilet odor is a problem that plagues schools.while doing a good job of disinfection and sterilizationTo remove the smell, not diffuse to the corridor,CanteenThe classroomhas becomeSchoolKey Points of Air Governance.
Key Points of School Air GovernanceThe site includesThe classroomToilet, canteenLaboratory, etc.These places.Personnel concentration, confined space, odor sourcesVery easy to cause air pollution.
▲Shanghai Preventive Medicine Association School Indoor Air Quality Requirements
1.The classroom is a studentWhere to spend the longest time in a school dayStudy, eat and take a nap in the classroom. Dozens of students in a class will produce various odors, depending on different factors. Such:1. Human body gasTaste: Students stay in the classroom for a long time, will emit a variety of human body odor, such as body odor, sweat and so on.2. Food gasTaste:Students in the classroom to eat lunch, snacks or with a strong flavor of food, the smell of these foods will be dispersed in the classroom.
3. Stationery gasTaste:The stationery, paper and other items in the classroom may emit some special smell, such as ink, glue, etc.4. Cleaning suppliesOdor:The cleaning agents and disinfectants used in the classroom may emit some pungent odors.5. Moist and musty:If the classroom ventilation is poor or there is a damp problem, there may be damp, musty and other odors.
▲ The classroom is crowded
2. ToiletIt is a headache for both teachers and students in the school.Due to the particularity of school teaching, there is often a phenomenon of concentrated use of toilets during class time, and school toilets are generally connected with classroom corridors, resulting inThe smell of the bathroom can easily spread in the corridor and classroom, which cannot be dissipat
