Recipe For Safer Drinking Water? Add Sun, Salt And Lime

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Sun, salt and lime sounds like the beginnings of a cocktail recipe, but for some, it could mean cleaner, life-sustaining water.

In many developing countries, the only source of water is contaminated with viruses and bacteria. In fact, the United Nations estimates that 1 in 6 people don’t have access to enough fresh drinking water.

water into clear plastic bottles and placing them in the sun can kill
disease causing organisms in about six hours. It’s a simple and cheap
method that’s been around forever, and it helps. (Who says sun tea isn’t safe?)

there’s a hitch – the water has to be clear enough for the sun’s rays
to penetrate – and much of the world’s water supply is murky from the
clay soils in riverbeds and lake bottoms that mix with the water. Enter
the scientists.

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