Notably, it did not create the smoke or soot associated with coal and oil burning.

值得称赞的是波浪能不会产生烟雾，或者煤和油燃烧产生的烟雾相关的污染物。

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The high finishing makes WEISH soft membrane Ceiling antistatic, oil and soot resistant, easy to clean and capable of restrain growth of bacteria.

WEISH威旭软膜天花产品光洁度高，能防静电，达到防油烟的目的，易清洁有效防止细菌滋生。

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In the manufacturing process of industry, the exhaust gas contain some harmful substance such as soot, sulfide, nitration, oil, and so on.

工业生产排出的废气中含有大量的烟尘、硫化物、硝化物、油类等有害物质。

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The flames are expected to destroy between 50 to 90 percent of the oil in that section, and winds should blow the resulting cloud of smoke and soot out to sea, said Lt.

CNN: Oil spill from rig explosion at 5,000 barrels a day

That means shipowners who wish to ply these waters will have to stop using bunker fuel (the cheap stuff left over once petrol, diesel and aviation fuel have been distilled from crude oil) to power their vessels because burning it produces too much sulphur dioxide, nitrogen oxides and soot.

ECONOMIST: Marine technology: A voyage of discovery | The