Carbonation of coal is the process of________________________?

Steam Boilers, Engines, Nozzles and Turbines 25/03/2021

A. pulverising coal in inert atmosphere
B. heating wood in a limited supply of air at temperatures below 300°C
C. strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel
D. binding the pulverised coal into brick-ettes
E. enriching carbon in the coal

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