Ключевые слова: adult, air, asia, asian, background, bangkok, cancer, care, city, concept, contagious, cough, danger, environment, epidemic, face, flu, global, health, home, house, human, industrial, infection, influenza, lifestyle, medical, n95, outdoor, particle, people, person, pm25, pollution, prevention, protect, protection, protective, respiratory, safety, sick, smog, thailand, urban, virus, wearing, weather, woman, women, young,