Electric technology zaps away water pollution
Posted Fri, 11 Feb 2011 10:48:01 GMT by Laura Goodall
Zapping microbes with electricity could replace tonnes of chemicals used in cleaning up mining wastewater, thanks to scientists who have developed a new water treatment system. Microbes are already used in conventional wastewater treatments to mop up contaminants by adding or removing electrons. But to work effectively, they need to be 'fed' using vast amounts of nutrients and chemicals.
Electric technology zaps away water pollution