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Duro-Aina Adebola, the 14-year-old who came up with the project, explained how the group used an old car battery for this step, in a documentary produced by the youth-oriented African television program While it is not clear whether the chemicals remaining in the car battery or the bacteria feeding off the urine are used to generate a current (both explanations have been positied in media reports), scientists agree that the device does not produce a net gain in energy.
Gerardine Botte, a professor of chemical and biomolecular engineering at Ohio University, told [I]t takes more energy to extract hydrogen from urine than you end up getting in return as electricity.
On 6 November 6 2012, Maker Faire Africa, a science fair and festival, posted a story about one of the projects featured in that year’s festival, a urine-powered generator created by four 14- and 15-year-old students: Possibly one of the more unexpected products at Maker Faire Africa this year in Lagos is a urine powered generator, created by four girls.
The girls are Duro-Aina Adebola (14), Akindele Abiola (14), Faleke Oluwatoyin (14) and Bello Eniola (15).