Question

Why is there so much emphasis on
changing over from petrol/diesel driven
automobiles to CNG driven vehicles?​

Answer 1

There is so much emphasis on changing over from petrol /diesel driven automobiles to CNG driven vehicles, because of the following reasons: ... (ii) On burning CNG it produces $CO_{2}$ and water. (iii) It does not leave inburnt hydrocarbons, lead particulates etc., which pollute the environment.

Answer 2

sorryyyyyyyyyyyyyyyyyyyyyyy