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Question:

Compare LPG and wood as fuels.

Solution:

LPG WOOD

  1. It has more calorific value about 55000 kJ/kg.
  2. It has less calorific value about 17000 to 22000 kJ/kg.
  3. It does not cause any environmental pollution.
  4. On burning, wood releases unburnt carbon particles which causes asthma.
  5. It is smokeless fuel.
  6. It gives out lots of smoke.
  7. It is easy to store.
  8. It needs a lot of space for storage.
  9. It can be easily transported.
  10. It cannot be easily transported.
  11. Low ignition temperature.
  12. High ignition temperature.