In the context of proposals to the use of hydrogen - enriched CNG (H -CNG) as fuel for buses in public transport, consider the following statements:
1

Question

In the context of proposals to the use of hydrogen - enriched CNG (H -CNG) as fuel for buses in public transport, consider the following statements:
1. The main advantage of the use of H -CNG is the elimination of carbon monoxide emissions.
2. H -CNG as fuel reduces carbon dioxide and hydrocarbon emissions.
3. Hydrogen up to one -fifth by volume can be blended with CNG as fuel for buses.
4. H -CNG makes the fuel less expensive than CNG.
Which of the statements given above is/are correct?

Accepted Answer

(B) 2 and 3 only

Answer

(A) 1 only

Answer

(C) 4 only

Answer

(D) 1, 2, 3 and 4