冬天,清晨常常可见茫茫浓雾弥漫,能见度极差。这不仅严重影响交通运输安全,更会损害人体健康。这是因为当细小的水珠飘浮在低空而成雾时,在小水珠中溶解了一些地表的可溶性有害物质,如各种酸、碱、盐、胺、苯、酚类等。并且细小水珠从地面上升到低空的过程中,还同时沾带着一些有害的固态小微粒、病原微生物等。雾的形成使这些有害物质滞留 In winter, the vast fog often shows in the morning, visibility is very poor. This will not only seriously affect traffic safety, but will also harm human health. This is because when the small droplets floating in the low and the fog, dissolved in the small water droplets in the surface some of the harmful substances, such as various acids, alkalis, salts, amines, benzene, phenols and so on. And small drops of water from the ground up to low in the process, but also at the same time stained with a number of harmful solid particles, pathogenic microorganisms. The formation of fog so that these harmful substances stranded