Photo by tauntingpanda via Flickr Creative Commons The mining industry requires significant amounts of water, and the water used becomes polluted with toxins including arsenic, mercury and sulfates. Typically, the water is cleaned with microbes which do their job by adding or removing electrons from the soup, but they need to be supplemented with chemical additives. But a new process could change that, feeding microbes with electric charges instead, and cutting the need for chemicals by half, or possibly even more. … Read the full story on TreeHugger
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Zapping Microbes With Electricity Could Cut Chemical Use in Wastewater by 50%