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Fuels: name the process—coal strongly heated for 42–48 hours in a closed vessel without air Identify the standard term for this process used to produce coke and by-products.

Q: Fuels: name the process—coal strongly heated for 42–48 hours in a closed vessel without air Identify the standard term for this process used to produce coke and by-products.

Concept/Approach Prolonged heating of coal in absence of air in a retort/oven produces coke, tar, gas, etc.; this is called carbonization (also termed destructive distillation). Final Answer Carbonization (destructive distillation) of coal

Difficulty: Easy

Carbonization (destructive distillation) of coal
Combustion
Gasification
Liquefaction

Correct Answer: Carbonization (destructive distillation) of coal

Explanation:

Concept/Approach

Prolonged heating of coal in absence of air in a retort/oven produces coke, tar, gas, etc.; this is called carbonization (also termed destructive distillation).

Final Answer
Carbonization (destructive distillation) of coal

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