Which of the following causes death by asphyxiation, if its presence – McqOptions

MCQOPTIONS

1.	Which of the following causes death by asphyxiation, if its presence in atmospheric air exceeds maximum allowable concentration (i.e. > 50 ppm)?
A.	Benzopyrene
B.	Peroxyacyl nitrate
C.	Carbon monoxide
D.	Sulphur dioxide
Answer» D. Sulphur dioxide

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