Now, if you take some organic material, could be some waste products, some food, maybe a bit of your sandwich, you put it in there, the microbes will eat that food, and they will turn it into electricity.
Si toman material orgánico, algo como desechos, comida, un trozo de tu sandwich lo ponen ahí, y los microbios se comerán esa comida y la convertirán en electricidad.