From pollution control point of view, the maximum permiss... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

From pollution control point of view, the maximum permissible concentration of sulphur dioxide in atmospheric air is about ________________ ppm?

Correct answer: A

Explanation

The maximum permissible concentration for sulphur dioxide in atmospheric air is generally around 5 ppm.

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