via Twitter this morning, chemistry lecturer Mark Lorch:
Given up on the spud battery, going with a banana voltaic pile instead. 2V 0.6mA. @jjsanderson @suziesheehy twitter.com/Sci_ents/statu…
— Mark Lorch (@Sci_ents) March 13, 2013
Potatoes? Yes. Lemons? Absolutely. Not sure I’ve seen a banana pile before, though. Mind you, if you’re going to build a little tower of the things you might as well use acid-soaked paper anyway…
Nice twist on a familiar concept.