Which claim about H-CNG is FALSE?

1. By roughly how much can H-CNG reduce carbon monoxide emissions compared to plain CNG?

2. What is the maximum hydrogen share typically blended into H-CNG by volume?

3. Which claim about H-CNG is FALSE?

4. Which two Indian bodies tested H-CNG performance in buses?

5. How does the current cost of H-CNG compare with plain CNG?