A) It is a volatile fuel with low calorific value.
B) It is a low calorie, smokeless fuel.
C) It is a compact, smokeless fuel with high calorific value.
D) It contains carbon, nitrogen, sulphur and phosphorus which enhances its calorific value.
Correct Answer: C
Solution :
Charcoal is a better fuel than wood because it mainly consists of carbon without volatile impurities.
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