India, Aug. 8 -- The hydrogen-powered train was launched on the Jind-Sonipat route on a pilot basis, and its expansion to other routes will depend on availability of resources, operational feasibility, and other requirements, Railway Minister Ashwini Vaishnaw informed the Rajya Sabha on Friday.

MPs from several parties raised questions regarding the new technology, including the total expenditure incurred on its development, details of hydrogen train projects approved and proposed across the country, the availability and cost of green hydrogen for such projects, and the domestic manufacturing capacity being developed for green hydrogen fuel.

Vaishnaw, in a written reply, informed the House that from the launch of the hydrogen-powered tr...