During smelting process, the combination of fuel in the furnace
a) Forms carbon dioxide
b) Carbon dioxide with carbon forms carbon mono-oxide
c) Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2
d) All the above
During smelting process, the combination of fuel in the furnace
a) Forms carbon dioxide
b) Carbon dioxide with carbon forms carbon mono-oxide
c) Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2
d) All the above