8 ms·Corn is just a very inefficient solar panel.by meindnoch 1y agoCorn is just a very inefficient solar panel.scotty79 1y agoBut a pretty good battery.meindnoch 1y agoHuman-made batteries are much more efficient. Pumped hydro storage is more efficient. Heck, even electrolysing hydrogen from water has higher roundtrip efficiency than burning ethanol made from corn.deleted 1y ago[deleted]