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Normal
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Composition:
|
Supersaturated steam produced by wet desulfurization
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Color:
|
White water vapor (Backlight or it looks gray on a rainy day)
|
State:
|
Water vapor exhausted from the chimney will quickly condense and dissipate when encountering the air, and the smoke column is very short (water vapor dissipates slower on rainy days, and the smoke column will be elongated)
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Abnormal
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Composition:
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Smoke (Pollutant)
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Color:
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Black, light blue, reddish brown
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State:
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Smoke column elongated and do not dissipate along time
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