Powering Fuel Cells with Wastewater

The word “renewable” often triggers thoughts of solar and wind in the realm of energy technology.

Two researchers from Virginia Tech are now trying to change that perception, focusing on maximizing the amount of electricity that can be generated from the wastewater we flush down the toilet.

They’re turning poo into power.

(MORE: See what ECS scientists are doing to transform wastewater.)

“Tracing the bacteria gave us a major piece of the puzzle to start generating electricity in a sustainable way,” said Xueyang Feng, co-author of the study. “This is a step toward the growing trend to make wastewater treatment centers self-sustaining in the energy they use.”

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