Sulphur dioxide present in the industrial chimney exhaust gases causes – McqOptions

MCQOPTIONS

1.	Sulphur dioxide present in the industrial chimney exhaust gases causes
A.	respiratory & lung disease.
B.	reduction in plant's productivity owing to acid rain.
C.	corrosion of building materials.
D.	all (a), (b) and (c).
Answer» E.

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