Question

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

Class:-8th
Chapter-6(Combustion and flame)​

Answer 1

Answer:

The use of CNG (Compressed natural Gas) in automobiles has reduced pollution in our cities as combustion of CNG produces very small amounts of harmful products compared to diesel and petrol. Therefore, CNG is a cleaner fuel.

I hope this helps you

Answer 2

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CNG produces harmful products like sulphur dioxide,oxides of nitrogen etc. in very small amounts as compared to petrol and diesel. That is why pollution in our cities is reduced by using CNG. CNG is a cleaner fuel.