Question

compare LPG or CNG as a fuel with coal​

Answer 1

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❥LPG (Liquid Petroleum Gas) and CNG (Compressed Natural Gas) are:

1) Alternative and also the new forms of energy.

2) They are easy to handle.

3) They are easy to transport.

4) They do not produce ash after burning.

❥Coals are:

1) The traditional source of energy

2) Bulky and hence difficult to handle.

3) They are difficult to transport.

4) They produce a large amount of ash and smoke after burning.

Answer 2

Answer:

LPG/CNG                                                                                         Coal

- High calorific value                                                               -Low calorific value

- Less pollution                                                                         - more pollution

- easier to store                                                                        - difficult to store

- made up of primarily methane                                             - Coal is a complex

                                                                                                     mixture