It's a topic of active research: https://en.wikipedia.org/wiki/Power-to-gas https://en.wikipedia.org/wiki/Power-to-gas Efficiency is a problem though. With all

It's a topic of active research: https://en.wikipedia.org/wiki/Power-to-gas https://en.wikipedia.org/wiki/Power-to-gas Efficiency is a problem though. With all the steps involved, the laws of thermodynamics become very punishing.