In the blast furnace, incorporation of water vapour in the blast gives – McqOptions

MCQOPTIONS

1.	In the blast furnace, incorporation of water vapour in the blast gives the following effect.
A.	Increases the reducing potential of the gas.
B.	Increases the flame temperature.
C.	No significant change occurs.
D.	Increases the hydrogen content in the metal.
Answer» B. Increases the flame temperature.

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