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the highest concentration of substrate), removal percentages obtained for COD matter using tannery wastewater
were the most efficient systems both in at the end of the operation period as a substrate in a microbial fuel cell.
the generation of electrical energy and were 67.3% for MFC3 and 69.8% for Consequently, this work constitutes
in the removal of organic matter, with MFC6. Regarding the removal of BOD, a contribution to the optimization of
maximum voltage-current values for the the results obtained were 55.9 and tannery wastewater treatment systems,
CCM3 of 100,278 mV - 10,050 mA, and 60.6% for MFC3 and MFC6, respectively. and their potential use as a renewable
for the CCM6 of 99,264 mV - 9,948 mA. Considering the results obtained, it is energy source.
The maximum power density obtained concluded that it is possible to generate
for MFC3 and MFC6 was 839,829 and significant values of electrical energy,
822,912 mW / m2, respectively. The with simultaneous removal of organic

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