Fuels and Combustion
Bituminous coal

Is generally coking
Ignites less easily than anthracite
Burns with smoky yellow flame
Both B and C

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Fuels and Combustion
Fussain

Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation
Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal
Is friable, charcoal like substance
All of these

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