Fuels and Combustion
Cannel coal

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

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Fuels and Combustion
Combustion of pulverised fuel

Requires larger combustion chamber than rich gaseous fuel
Suppresses the discharge of fine dust and grit into atmosphere
In a metallurgical furnace does not contaminate the product in the furnace by ash from fuel
All of these

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