Ключевые слова: air, air pollution, anti, asia, asian, asian man, background, bangkok, breath, city, climate, concept, danger, dangerous, dust, environment, face, filter, global warming, hazard, health care, human, ill, illness, industrial, male, mask, n95, outside, pm25, pollution, prevention, problem, protect, protection, protective, protective mask, respiratory, safety, sick, sickness, smog, smoke, unhealthy, urban, virus, wearing, weather, young,