Video: Swedish inventor unveils solar-powered water purification device

Jan. 7, 2009
Inventor Petra Wadström has developed SOLVATTEN, an environmentally friendly system that makes unsafe water drinkable using solar energy. SOLVATTEN combines heat, UV and built-in filter in a specially designed container to clean contaminated water by filtrating macro-organisms that cause diseases. Source: Council for the Promotion of Sweden

Jan. 5, 2008 -- Inventor Petra Wadström has developed SOLVATTEN, an environmentally friendly system that makes unsafe water drinkable using solar energy. SOLVATTEN combines heat, UV and built-in filter in a specially designed container to clean contaminated water by filtrating macro-organisms that cause diseases. Source: Council for the Promotion of Sweden

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