Explain how the use of CNG in automobiles has reduced pollution in our cities.

Answers (1)

Compressed Natural Gas(CNG) is a clean fuel and does not give smoke when burnt as compared to other petroleum containing fuels like petrol and diesel. CNG burns completely leaving no harmful residue. Otherwise the burning of petrol and deisel leaves unburnt carbon particles in the air, along with carbon monoxide(CO) - poisonous and harmful gas.

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