Carbonation of coal is the process of________?
Apulverising coal in inert atmosphere
Bheating wood in a limited supply of air at temperatures below 300°C
Cenriching carbon in the coal
Dbinding the pulverised coal into brick-ettes
Estrongly heating coal continuously for about 48 hours in the absence of air in a closed vessel
Correct answer
E. strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel
Explanation
The correct answer is strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel.