Environmental Engineering in CE
Sulphur dioxide present in the industrial chimney exhaust gases causes

Reduction in plant's productivity owing to acid rain
Respiratory & lung disease
All of these
Corrosion of building materials

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Environmental Engineering in CE
Automobile exhaust is passed through two compartments catalytic converter employing platinum as catalyst for

Conversion of NOx into N₂ and NH₃ in the first compartment
All of these
Conversion of CO into CO₂ in the second compartment
Oxidation of unburnt hydrocarbon fuel in the second compartment

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