With complex purification technology beyond the reach of the many developing world communities that suffer from dangerously high levels of the toxic metalloid element in their water supply, this surprisingly simple method of filtration, could quite literally save lives.

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Apart from this, Zafar is also in negotiations with a couple of companies that develop water filtration plants, those that can be powered by solar power.

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"The bacteria concentration after filtration depends on the initial concentration of bacteria in water, " said developer Dr Cui of Stanford University.

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The Global Water Experiment was developed by IUPAC and UNESCO, it includes a set of experiments (acidity, salinity, filtration, distillation) for pupils of different ages to analyze the quality of water and learn how to treat their local water sources.

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Mirra deep cleans any type of in-ground pool surface and water without using the pool's filtration system, hoses or booster pumps, which results in energy cost savings from running these pool systems less frequently.

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The students designed a progressive urban environment that can handle large amounts of storm-water runoff by using green technologies and major roadways as storm-water filtration and transport surfaces.

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My father was a blue collar city worker at the water filtration plant, and my family lived in a teeny little apartment on the South Side of Chicago.

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"There is no awareness about the need for filtration among most Indians, with a mere 6% of urban households and 1% of rural households using water purifiers, " said Ashvini Hiran, chief operating officer at Tata Chemicals.

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