euronews science - Cheap new "tea bag" baptize clarify may save lives On YouTube.
Millions of people die each year in Africa because of a lack of clean drinking water. Researchers at Stellenbosch University in South Africa have developed an innovative and inexpensive solution to dirty water: a filter shaped like a tea bag that fits into the neck of a bottle.... www.euronews.net
Keywords: euronews, science, Water, Africa
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