雾尘，指悬浮于空中的小液态粒子，如水雾、酸雾、碱雾、油雾等。雾尘的直径小于100μm。
在对大气尘过滤试验结果进行整理分析的基础上，对采用洗涤式金属填料空气过滤器去除油雾的可行性进行了分析。
Based on the analysis of test result on filtration of airborne particle, the feasibility on removal of oil mist by using wash-type metal filler air filter is analyzed.
尘污和静止的空气象一个罩子一样覆盖著洛杉矶，逐渐形成了一个浓密的带有臭味的，雾蒙的烟层。
The dirty, still air covers los angeles like a blanket , gradually building up into a thick, smelly, foggy, smokelike layer.
汽车的催化裂化器以及发电厂的过滤器降低了空气中的烟、雾、尘。
Catalytic converters on the cars and better filters on power-plant smoke-stacks have greatly reduced smog, smoke and soot in the air.
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