Build a hydrogen regenerative fuel cell.

i am doing some work on a regenerative hydrogen fuel cell,can anyone give me some ideas about it?

i am buliding a hydrogen fuel cell for my major work can anyone give me some ideas as to how to do this

There’s plenty of videos and texts and pictures depicting a joe cell/hydrogen cell working but there are few places you can go to find out how to build it, I have yet to find a decent source…if anybody has any info about it please tell me! :)