Question

4. Compare LPG and wood as fuels.
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Answer 1

Answer:

Wood has been a traditional fuel for both domestic and industrial use. However, it produces a lot of smoke that can cause respiratory problems. ... Again, fuel efficiency of LPG is more than that of wood. The calorific value of LPG is 55000 kj/kg, while that of wood is between 17000 to 22000 kj/kg.

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Answer 2

Answer:

wood has been a traditional fuel for both domestic and industrial use . how ever , it produces a lot of smoke that can course respiratory problems . again , fuel efficiency of LPG is more that of wood. the calorific value of LPG is 55000 kj/kg, while that of wood is between 17000 to 22000 kj/kg.