A Danger in Seoul Air Pollution
1 Air Pollution in Seoul
2 Good Resources to Check Air Quality
3 Understanding AQI
3.1 Air Quality Rating
3.2 Ozone VS Particle Pollution
3.3 Particle Pollution
3.4 PM10 VS PM2.5
3.5 Ozone Pollution
4 When Do You Need a Fine-Dust Mask?
4.1 High-Risk Groups
5 Which Mask Should You Wear?
5.1 Best Masks
5.2 N vs KF Rating
5.3 How to Wear Respirators
6 Protect Yourself Indoors
6.1 Best Air Purifiers
7 Health Risks of Air Pollution
7.1 Effects on Health
7.2 What Causes Seoul Air Pollution?
7.3 Who is Responsible