Fuels and Combustion
Cannel coal

All of these
Is a non-banded coal which can be ignited easily with a match stick or candle flame, hence is so named
Is non-coking
Has a high volatile matter content and burns with a luminous smoky flame

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Fuels and Combustion
Coke oven gas is a better fuel than blast furnace gas, because of its higher

Adiabatic flame temperature
Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity)
Heat release rate (thus requiring smaller combustion chamber)
All of these

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