A. carbonisation of coal
B. passing steam over incandescent coke
C. passing air and a large amount of steam over waste coal at about 65°C
D. partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast
E. same way as the natural gas
Correct Answer: partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast ✔
Last Updated: January 24, 2019