Editor's note: The critical period of flood control has now entered, and the flood control situation is very severe
At present, reconstruction after the heavy rain in Henan is intensively underway, and the order of production and life is gradually recovering
Ask one
After the flood, can tap water be drunk and what should be paid attention to?
Zhang Yuqin: For undamaged water plants, the monitoring of source water and peripheral water should be strengthened
It is recommended to drink boiled water, bottled water or drinking water approved by the disaster relief headquarters (barreled water prepared on site or delivered by purification equipment) as much as possible
In disaster areas where there is no tap water supply, suitable chemical disinfectants can be selected according to the water source and water conditions.
Question two
What should be paid attention to for temporary emergency water supply, and how to disinfect it?
Shen Jin: If the tap water pipe network system is damaged by floods, a centralized emergency water supply is needed, and the facilities and equipment of the temporary centralized water supply must be disinfected
Zhang Yuqin: When the road traffic conditions permit, water carts can be used to deliver water, and residents can fetch water nearby
Question three
How to prevent infectious diseases after the disaster and how to achieve scientific epidemic prevention?
Shen Jin: First of all, intestinal infectious diseases such as bacillary dysentery are prone to occur after floods
Secondly, we must focus on the prevention of vector-borne infectious diseases and natural focal diseases, such as epidemic hemorrhagic fever and malaria
Third, we must prevent food poisoning, dermatitis, conjunctivitis and other diseases, keep the skin clean, and do good hand hygiene
Pay close attention to the health of yourself and your family members.
You Aiguo: In the face of possible infectious diseases and other public health emergencies, we must do a good job in sanitation and epidemic prevention to ensure that there is no major epidemic after a major disaster
Question four
After the flood, what environment and objects need to be disinfected, and how?
Shen Jin: The key disinfection areas include drinking water, flood-soaked public areas and centralized settlements
Zhang Yuqin: The family environment, daily necessities and transportation tools affected by the flood, such as subways, buses and private cars, need to be disinfected
After subways, buses, private cars and other transportation vehicles are cleaned, the surface of internal objects (such as the inner wall of the body, steering wheel, armrests, tables and chairs, etc.
After cleaning furniture, sanitary ware, office supplies, etc.
, rinse, wipe or soak with a chlorine-containing disinfectant of 500 mg/L of available chlorine for 30 minutes, and then wipe clean with water after disinfection
.
After cleaning the tableware (drinking), the first choice is to boil for disinfection, and the boiling time should be more than 15 minutes
.
Disinfectants can also be used for immersion disinfection, such as immersing in effective chlorine 250 mg/liter-500 mg/liter chlorine-containing disinfectant for 30 minutes, and rinse with clean water after the disinfectant is soaked
.
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