The Hydrogen Economy

[Sparty]

Although less efficient than electric batteries, today’s hydrogen fuel cells compare favorably with internal combustion engine technology, which converts fuel into kinetic energy at roughly 25 per cent efficiency. A fuel cell, by contrast, can mix hydrogen with air to produce electricity at up to 60 per cent efficiency. https://www.power-technology.com/com...rogen-economy/ A short but interesting few paragraphs. The links are interesting.