Yes, the Wikipedia article I referenced had 7 different methods of producing hydrogen. Of which 1 is popular now, the one that uses natural gas. Is any hydroge

Yes, the Wikipedia article I referenced had 7 different methods of producing hydrogen. Of which 1 is popular now, the one that uses natural gas. Is any hydrogen-using rocket currently fueled with something other than hydrogen from natural gas? I totally get that it's interesting that it's possible that rocket launches might not be ultra polluting someday, but so far, ...