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Chemical Engineering - Environmental Engineering - Discussion

Discussion Forum : Environmental Engineering - Section 6 (Q.No. 49)
Environmental Engineering
49.
Inhalation of silica dust by human being during hand drilling in mica mining, lead & zinc mining, silica refractory manufacture and in foundaries causes
asphyxiation (suffocation).
shortness of breath.
tuberculosis.
all (a), (b) and (c).
Answer: Option
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