title: Biofuel cell
text: # Biofuel cell
  
  A biofuel cell uses living organisms to produce electricity. It may refer to:
  
  * Microbial fuel cell, a bio-electrochemical system that drives a current by using bacteria and mimicking bacterial interactions found in nature
  * Enzymatic biofuel cell, a type of fuel cell that uses enzymes rather than precious metals as a catalyst to oxidize its fuel
  