Smog causes people in the open air for a long have symptoms of burning sensation in the eyes. Dry, irritated throat, red eyes, tears flow, choke collar. Stout and tight chest.
Smog makes people in the open air for a long time with burning red eyes, watery eyes, dry throat, throat irritation, shortness of breath, fatigue and chest.
The smoke makes the person is out in the open for a long time with eyes, red eye, tears dry throat, throat irritation, breathing easily tired and angina.