Improper protective measures in foggy days include: A, using air purifier B, opening windows for ventilation C, and wearing masks as much as possible.

Close the doors and windows in foggy weather. Generally, doors and windows will be opened for ventilation on sunny days, hoping to keep the air in the whole room unobstructed. But you can't open doors and windows in foggy days, otherwise the smog will enter your home, and you or your family will inhale harmful gases, which will affect your health.

Try not to open the window when the foggy weather escalates; If you really need to open the window for ventilation, try to avoid the morning and evening smog peak hours when opening the window. You can open a crack in the window to prevent the wind from blowing in directly, and the ventilation time should be half an hour to one hour at a time.

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Matters needing attention in foggy days:

1, adjust the stroke

Avoid staying outdoors for a long time in foggy days and reduce outdoor activities; For office workers, especially those who have to work outdoors, it is also feasible to choose to use protective masks.

Step 2 avoid crowds

Avoid the main roads when traveling in foggy days, and try not to go to crowded places, such as supermarkets, shopping malls, hospitals, etc. Poor air circulation can easily lead to cross-infection of respiratory diseases.

Step 3 stop outdoor sports

Do not engage in outdoor sports, stop long-distance running exercise, etc. Especially those suffering from cardiovascular diseases and the elderly and infirm.

Step 4 put on a mask

Wearing a mask has a certain filtering effect on the air entering the lungs, but it is impossible for people to wear a mask all the time, and not everyone is suitable to wear a mask. Moreover, attention should be paid to choosing effective protective masks and using them correctly.