Tata Group, the Indian company behind the tiny, super-cheap Nano car, has just announced it will be selling a low-cost water filter. The Tata...
The Tata 'Swach' purifier is less than one metre tall, and does not need running water or electricity to work.... The Swach uses ash from rice milling to filter out bacteria, and also uses tiny silver particles to kill harmful germs that can lead to diseases like diarrhoea, cholera and typhoid.The health consequences of poor water quality are enormous for developing countries like India, with millions of people affected.Tata says the Swach will cost under 1,000 rupees. That's about 10 to 20 times the daily wages in rural India, which makes it affordable for the country's working poor. This is good news.Image via
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