Friday, July 5, 2013

Traditional water treatment methods

Traditional water treatment methods used in various countries:
*Filtration through winnowing sieve (used widely in Mali)
*Filtration through cloth (commonly used in villages in India, Mali and the southern part of Niger)
*Filtration through clay vessels (used in Egypt)
*Clarification and filtration through  plant material (commonly used in Tamil Nadu and Kerala, India)
*Jempeng stone filter method (used in Bali, Indonesia)

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