Previous similar reactions progressed at only 1% efficiency and required toxic metallic mediator chemicals to assist,avoided here because the bacteria grows happily as a slime colony directly on the electrode plates.

• 此前的类似反映的效能仅为1%25，同时还需要有毒金属催化剂进行催化，这种细菌并不需要这些，因为它们直接把电极板当成了粘糊糊的菌落，在那里愉快地生长。