This kind of air pollutant come from a variety of natural and manmade sources. Natural sources can include windblown dust, and soot from wildfires. Manmade sources can include motor vehicles, and industrial el burning, and manufacturing operations. The one of the main cause that touches off haze is manufacturing operations. Many factories were over measure produced the og that had over the standard and the og seriously influence the air become air pollution.
这种空气污染物来自各种自然和人为来源。天然来源可以包括风沙、烟尘从森林大火。人为来源可以包括机动车辆、工业燃料燃烧和制造业务。触动了烟雾的主要原因之一是制造业务。许多工厂测量产生的烟雾对标准和烟雾严重影响空气成为空气污染。
