Do you need to close the doors and windows when spraying insecticide, and how long does it take to o

It is advisable to close doors and windows after spraying pesticides. After spraying the insecticide, in order to maintain the concentration of the insecticide in the house and achieve a better killing effect, it is recommended that all the people in the house leave temporarily and then close the door.

doors and windows for half an hour. After half an hour, the windows should be opened for ventilation, and after the smell in the house has completely dissipated, people can enter the house, and then wipe the bed carefully with a rag.

Note: When spraying insecticides, be careful to wear a hood and cover with clothing to avoid contact with the face and **.

Spray insecticide to close doors and windows. After spraying insecticide, in order to maintain the concentration of insecticide in the house and achieve a better insecticidal effect, it is recommended that all the people in the house leave temporarily, and then close the doors and windows for half an hour. After half an hour, windows should be opened for ventilation.

Insecticide: An insecticide refers to a drug that kills pests, such as beetles and flies.

Grubs, noseworms, jumping worms.

and nearly 10,000 other pests. The use of pesticides has gone through several stages: the first to be discovered are natural pesticides and inorganic compounds, but they have a single effect.

1. Large dosage and short duration of effect; Organochlorine, organophosphorus and carbamate are organosynthetic insecticides, which are characterized by high or low residue efficiency, and there are many varieties of mammals.

There is a high degree of acute toxicity. Insecticides are mainly used to control agricultural pests and urban health pests, with a long history of use, large dosage and many varieties. In the twentieth century, with the rapid development of agriculture, pesticides led to a huge increase in agricultural production.

However, almost all pesticides can seriously alter ecosystems, most of which are harmful to humans, and the rest are concentrated in the food chain.

Middle. There must be a balance between agricultural development and the environment and health. According to **, it can be divided into two categories: bio-derived pesticides and chemically synthesized pesticides.

*It is recommended to close the doors and windows when spraying insecticides**, so that the concentration of insecticides in the house can be better maintained to achieve an effective insecticidal effect.

6 hours. Insecticides are generally in the fog state. In the process of spraying volatilization, it slowly combines with the floating matter in the air Zheng Yuan, and it will not dissipate for a long time, and the window can be opened for ventilation after six hours, and the ventilation can only be entered after two hours.

This is because the drug remains for about 2 hours before it is gone.

Hazards of pesticides: The effect of pesticides on the human body is relatively slow, generally speaking, the body will not react immediately after exposure to pesticides, but if a large amount of pesticides are ingested for a long time, it may cause cancer, deformities and mutations in the body. Therefore, pesticides are easy to cry out for acorns, which makes the human body produce chronic poisoning symptoms.

Tips: Pay attention to cleaning after spraying insecticides, especially families with children at home must pay attention to hygiene, children like to walk around, it is easy to get residual insecticides, so on the day of spraying insecticides, household hygiene treatment should be carried out.

It is recommended to close the doors and windows when spraying insecticides, and only by closing the room can the concentration of insecticides in the house be better maintained to achieve an effective insecticidal effect. After closing the doors and windows and spraying the insecticide, it is best for the people in the house to leave for a while, and then return to the room after half an hour to open the doors and windows for ventilation.

Insecticide is a kind of pesticide that can kill pests, and has a certain effect on beetles, flies, grubs, nose worms, jumping insects and other pests of bending Huizi.

The chemical components in the insecticide have a certain toxicity, which can not only eliminate mosquitoes, but also cause certain harm to the human body, so when using insecticides, it is best for the human body to stay away from the spray range.

In general, it is recommended to spray the insecticide on the corners of the room to avoid spraying it on intimate clothing, bed sheets,** or kitchen utensils.

Summary. Hello dear<>

Spraying pesticides with windows and doors open is dangerous. Chemicals in pesticides can have adverse effects on human health. Especially if you are exposed to the smell of pesticides for a long time, it may cause symptoms such as dizziness, nausea, and difficulty breathing.

So, to ensure your safety, I recommend that when you use pesticides, try to close windows and doors and wait for a while before entering the house. This avoids direct contact with the smell of pesticides and reduces damage to the body.

Is it important to stay indoors with the insecticide sprayed with the windows open.

Is it okay to sleep after spraying insecticide on the living room door at night.

After spraying, cold water washed the door and mopped the floor.

Not the bedroom is the living room door and.

Hello dear<>

Spraying pesticides with windows and doors open is dangerous. Chemicals in pesticides can have adverse effects on human health. In particular, if you are exposed to the smell of pesticides for a long time, it may cause symptoms such as dizziness, nausea, and difficulty breathing.

So, to ensure your safety, I recommend that when using pesticides, try to close windows and doors and wait for a while before entering the house. This avoids direct contact with the smell of pesticides and reduces damage to the body.

When using pesticides, there are a few other precautions to be aware of. First of all, follow the instructions for the use of the insecticide, follow the recommended dosage and method, and do not overdose. Secondly, when using pesticides, care should be taken to avoid contact with food, drinking water or kitchen utensils to avoid contamination.

In addition, it is best to wear long-sleeved clothing and gloves when using pesticides to prevent direct contact with chemicals. Finally, keep the insecticide out of the reach of children after use to avoid accidental ingestion or contact. Remember to read the product leaflet carefully and consult a professional before using an insecticide.

Do you sleep with the doors and windows open all the time?

First of all, after using pesticides, make sure that the room is well ventilated, let the indoor air circulate, and avoid prolonged exposure to harmful gases. If you're already mopping the floor, you can further help remove any residual insecticide, but Withered Envy recommends diluting it with a detergent to avoid damage to the floor. In addition, if you or a family member has an allergy to pesticides or has an early discomfort reaction, such as coughing, difficulty breathing, etc., it is recommended to leave the room as soon as possible and go to a ventilated place to breathe fresh air.

In case of severe reactions, prompt medical attention is required. Generally speaking, after spraying Zheng Sparrow insect on the living room door and mopping the floor when sleeping, as long as you pay attention to ventilation and personal physical condition, there will generally be no big problem. However, the next time you use pesticides, you should pay attention to the safe and correct methods to ensure the health of yourself and your family.

Make sure that the ventilation is good to avoid unnecessary injuries.

Well, not next time.

No, I'm a little scared, my brother won't be able to use water once.

Pro: Just be well ventilated.