Question

CNG is more polluting fuel than petrol
(A) True
(B) False

Answer 1

In order to find whether CNG is more polluting than petrol, we must first know what a CNG is. CNG is said to be the compressed natural gas. On knowing the properties of CNG, we can easily answer the question.

Complete step by step answer:
- Let us first understand about CNG. The full form for CNG is known as the compressed natural gas. CNG is mainly obtained from coal wells, oil wells and methane wells. Compressed natural gas is colorless, odorless and tasteless gas. CNG has non-toxic and non-corrosive properties. CNG is usually used in automobiles as a substitute for gasoline. The primary component present in the compressed natural gas is methane. Using this gas is very safe, as it scatters easily into the air. CNG is very cost-effective, eco-friendly, safe to use and causes no health issues. Therefore, it is very less polluting.
- Petrol and diesel are highly polluting as it can cause health issues like respiratory problems and it can also cause air pollution.
Therefore, we can say that the statement given in the question is False.
The correct option is option “B” .

Note: We have to remember that CNG and LPG are not the same. Let us see some differences between CNG and LPG.

LPG	CNG
LPG is usually used for the cooking purposes.	CNG is used in automobiles.
The primary component in LPG is propane and butane	The primary component in CNG is methane.
LPG will produce large quantities of the greenhouse gas.	CNG will produce only very less quantity of the greenhouse gas.