Because pesticides are in the state of water, they combine with things in the air after spraying. If you go in directly at this time, it may be bad for your health, so you can't go in directly by spraying pesticides. Insecticide can kill mosquitoes, but it is also harmful to human body. Therefore, after spraying pesticides, open the window for ventilation at least 1-3 hours after half an hour, and it is best to wait until the smell of pesticides disappears before entering the room.

Mosquito repellent, commonly known as mosquitoes are afraid of water in Hong Kong, is a product used to repel mosquitoes. According to the way and composition of use, it can be divided into direct use on the skin and indirect use on the skin. Before spraying the medicine mist, you must seal the food, water source and cupboard. It is best to use it after people eat it to avoid pollution. The medicine pot should be placed out of the reach of children.

Matters needing attention in using pesticides

Insecticide, but try not to use it when not in use. You'd better wear a mask when using spray insecticide. Minimize exposure to pesticides. If you don't stay in the pharmacy, leave immediately after applying the medicine, and open the doors and windows to fully ventilate and exhaust before entering.

Do not spray pesticides directly on people and pets, so as to avoid contact with pesticides by infants, children, pregnant women and specific allergic people, so as to avoid adverse effects. Don't spray pesticides on food, tableware, furniture and bedding. Keep pesticides well and keep them out of the reach of children. Take a bath and change clothes after applying pesticides and insecticidal emulsifiable concentrate.

Long-term use of an insecticide will make mosquitoes, flies and cockroaches resistant. If the effect is not satisfactory, you should change an insecticide or choose other brands of insecticidal products.