Built by hand by students in the lab, the test version has 96 microbial fuel cell modules. It is designed to prove the concept. Once that has been accomplished, the project can move to pilot and full-scale testing.
It takes a long time to develop new technologies. The hydrogen fuel cell, now growing in popularity at wastewater treatment plants, was invented in 1839.
But it would take until the 1960s before NASA became the first to use them in a real-life application, generating...
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