In order to maintain a reducing atmosphere in a furnace, it should have Options: A . &nbspNo O₂ in flue gas B . &nbspCO in flue gas C . &nbspHigh excess air D . &nbspNone of these

In order to maintain a reducing atmosphere in a furnace, it should have

Question

In order to maintain a reducing atmosphere in a furnace, it should have

Options:

A . No O₂ in flue gas

B . CO in flue gas

C . High excess air

D . None of these

Answer: Option B

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