%_Blast furnace gas is a very poisonous gas because of its predominant – McqOptions

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1.	%_Blast furnace gas is a very poisonous gas because of its predominantly high __________ content._%
A.	H‚Äö√á√áO
B.	CO‚Äö√á√á
C.	CO
D.	CH‚Äö√á√ë
Answer» D. CH‚Äö√á√ë

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