X ray films are a source of which of the following gas?
A) SO2
B) CO2
C) NO2
D) SO3
Correct Answer:
Verified
Q6: _ represents the heavier inert matter in
Q7: what is the most common used coagulant?
A)
Q8: which gas is mainly produced due to
Q9: which of the following is involved in
Q10: which of the following is a liquid
Q12: which of the following leads to a
Q13: which air pollutant cause corrosion of building?
A)
Q14: which of the following air pollutant effects
Q15: which of the following is used in
Q16: which of the following air pollution control
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