Question

What is meant by destructive distillation of coal?​

Answer 1

Answer:

destructive distillation. noun. A process by which organic substances such as wood, coal, and oil shale are decomposed by heat in the absence of air and distilled to produce useful products such as coke, charcoal, oils, and gases.

Answer 2

Process in which a solid material (usually coal or wood) is heated at high temperature out of contact with air to make coke, coal tar, or charcoal. It is called 'destructive' because the chemical composition of the end product is distinctly different from that of the input material.