Fuels and Combustion
Highly caking coals

Both B and C
May damage the coke oven walls during carbonisation
Produce weak coke
Produce strong coke

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Fuels and Combustion
Rate of low temperature oxidation of coal due to bad storage conditions

Is more for low volatile coal compared to high volatile coal
Is accelerated by storage in large heaps with small surface to volume ratio
Does not vary with increase in surface area
Decreases with increase in surface area

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