Real-time air pollution information, real-time atmospheric information such as fine dust, ozone, and yellow dust
Check conveniently in one app.

Fine dust refers to dust so small that it floats in the air and is invisible to the naked eye.

Why should I be careful about fine dust? - When resting, it is not filtered through the nasal mucosa and penetrates directly into the human body. Long-term exposure can cause various diseases such as asthma, lung disease, and cardiovascular disease.