A mediator-less two-chambered microbial fuel cell was constructed with sodium acetate as substrate in the anode and carbon felt as cathode. The effects of different electron acceptors in the cathode, external resistances value, concentration of sodium acetate and different inoculation ways on electricity generation by the MFC were investigated.

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It must be noted that similar concepts were tried in other countries, most notably in USA, several decades before FN; for example, US Army tested M1 carbines chambered for .221 Johnson Spitfire round back in late 1950s; later on, Colt produced its .22 SCAMP and 5,6x30 MARS ammunition for special SCAMP machine pistol and MARS "mini assault rifle"(a scaled-down M16 rifle ) respectively.

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Stigmatising it as the bleeding heart of western decadence – a chambered life-pulse coursing with errant freedoms just like partitioned Vienna or Berlin – he wound down its cinemas, closed its private studios, persecuted its actors, writers, filmmakers.

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