最近,重度雾霾再次袭击了我国京津冀及周边地区,使这些地区的居民饱受其害。雾霾对人体的危害极大,所以必须加以防范。防范不应该是局部的,而应是全方位的。下面笔者就一些防雾霾常识跟大家聊聊。一、如何分辨雾和霾雾是水汽凝结的产物,主要由水汽组成,是一种自然现象,主要对交通影响较大;霾则由包含PM2.5在内的大量颗粒物飘浮在空气中形成,除对交通有影响外,对健康危害更大。 Recently, heavy smog has once again hit the Beijing-Tianjin-Hebei region of our country and the surrounding areas, thus harming the residents in these areas. Haze on the human body great harm, it must be to prevent. Prevention should not be partial, but should be comprehensive. Here’s some anti-smog common sense to talk with you. First, how to distinguish fog and haze fog is a product of condensation, mainly composed of water vapor, is a natural phenomenon, the main impact on traffic; haze by PM2.5, including a large number of particles floating in the air to form, In addition to the traffic impact, more harmful to health.