Question

Compare lpg and wool as fuels​

Answer 1

• Wood produces a lot of smoke that can cause respiratory problems whereas LPG is environmental friendly.
• The 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.

Answer 2

slowly wood is replaced by LPG, which is a liquefied form of petroleum gas. It does not give out smoke and other pollutants and is a cleaner fuel. ... The calorific value of LPG is 55000 kJ / kg, while that of wood is between 17000 to 22000 kJ / kg

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