Coke is produced by________?
Aenriching carbon in the coal
Bstrongly heating coal continuously for about 48 hours in the absence of air in a closed vessel
Cbinding the pulverised coal into brick-etts
Dheating wood in a limited supply of air at temperatures below 300GC
Epulverising coal in inert atmosphere
Correct answer
B. 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.