Viewing a single comment thread. View all comments

tomistruth t1_jc65y2d wrote

Reply to comment by jaap_null in PotatoP Laptop Aims for Two Years of Battery Life by diacewrb

It's not the potato that actually runs the computer but the metal sticks you put into the potato. The potato just provides the water and salt to transfer the electrons.

14

3226 t1_jc6l9yl wrote

Yes! Thank you! It drives me barmy when people seem to think you're getting the power from the potato, rather than a copper and zinc strip reacting. It's just a salt bridge. It's not the source of the energy. +

9