Special Treatment: Fuel cell draws energy from waste | Science News

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Special Treatment: Fuel cell draws energy from waste

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10:36am, March 10, 2004

A team of environmental engineers at Pennsylvania State University has created a fuel cell that breaks down organic matter in wastewater and, in the process, generates small amounts of electricity.

The researchers say this dual activity could significantly reduce the costs associated with current water treatment in industrialized countries and make such treatment more widely available in developing countries.

The prototype fuel cell consists of a cylindrical Plexiglas chamber, 15 centimeters long and 6.5 cm wide, in which the researchers arranged eight graphite rods around a hollow carbon-and-platinum tube. The rods serve as ne

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