*/*_Tertiary air is the air used to? – McqOptions

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1.	/_Tertiary air is the air used to?
A.	Provide air around burners for obtaining optimum combustion
B.	Transport and dry the coal
C.	Cool the scanners
D.	Convert CO (formed in lower zone of furnace) into CO‚Äö√á√á at higher zone
Answer» E.

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