Scientists have split natural seawater into oxygen and hydrogen with nearly 100 per cent efficiency, to produce green hydrogen by electrolysis, using a non-precious and cheap catalyst in a commercial electrolyser.
https://www.adelaide.edu.au/newsroom/news/list/2023/01/30/seawater-split-to-produce-green-hydrogen
@yogthos it reminds me about kin-dza-dza, where all the sees have been evaporated to get luts 😂