Degree of carbonisation of coal during coke making can be roughly judged by the __________ of the coke produced.

Question: Degree of carbonisation of coal during coke making can be roughly judged by the __________ of the coke produced.
[A].

colour

[B].

moisture content

[C].

ash content

[D].

volatile matter

Answer: Option D

Explanation:

No answer description available for this question.