Modulator

May I Borrow a Cup of Sugar,

my fuel cell is almost out of fuel. Well, these folks are using glucose not table sugar but this looks pretty interesting anyway:

First, the microbial fuel-cell oxidizes glucose to completion, liberating all 24 electrons stored in each molecule of glucose, compared with fuels that are being used or targeted for use in conventional fuel cells � hydrogen (2 electrons) or methanol (6 electrons).