Is a hydrogen train cheap or expensive? What is the cost of running it for one kilometer?

The journey of technological advancement has begun with the launch of India's first hydrogen train. On July 17, Prime Minister Modi flagged off the first hydrogen train running between Jind and Sonipat in Haryana. This day has now been etched in the history of India and its railways. However, the hydrogen train has sparked considerable public discussion, raising questions about its safety and cost-effectiveness compared to conventional trains.

**Is the hydrogen train expensive or affordable?**