Australian scientists have developed a new type of water filter that combines microalgae with bacteria taken from soil contaminated with heavy metals to rid drinking water of arsenic. Around 137 million people are poisoned daily with arsenic in their water and food, and this effective, cheap and safe filter could put an end to the problem.
Read more: http://bit.ly/16h3GwT
Read more: http://bit.ly/16h3GwT
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