Q5 of 216 Page 456

How is charcoal obtained from wood? Why is charcoal considered a better fuel than wood?

Charcoal is obtained from wood by burning the wood in a limited supply of oxygen. During this water along with the volatile components gets evaporated and charcoal is left behind as a residue.


Charcoal is considered a better fuel than wood because:


* Charcoal has the highest heat generation efficiency.


* Charcoal as compared to the wood produces less smoke.


* Charcoal leaves very less residue behind.


* Charcoal burns without flames.


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