Question

Explain how the use of CNG in automobiles has reduced pollution in our cities.
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Answer 1

Answer: di ko alam di

Explanation:

Answer 2

Answer:

The use of CNG in automobiles has reduced pollution in our cities as it is a quality fuel and has some benefits:

(a) It gives out less carbon dioxide gas, carbon monoxide gas, sulphur dioxide and nitrogen dioxide, which is beneficial as they play crucial role in global warming and acid rain.

(b) It leaves behind no residue after its combustion.