▶ Avoid outdoor activities for a long time.

- Avoid going out when and where the air pollution level is high.

- Reduce your activity to prevent from breathing a lot.

▶ Wear a yellow dust mask when going out

- Using a hygiene mask certified by the Food and Drug Administration (KF80, KF94, KF99).

- Be aware of steps to wear the mask.

- Respiratory, cardiovascular disease and asthma patients should consult a doctor before using it.

▶ Wash your hands and face clean after going out.

▶ Have enough fruits, vegetables, water, etc.

- Drinking enough water to discharge body wastes.

- Eat antioxidant-rich fruits and vegetables.

▶ Close the windows to block indoor air.

- Turn on a ventilator when cooking (ultra-fine dust can increase).

- Use a water mop instead of a vacuum cleaner

- Avoid smoking and second-hand smoke.