Hi. I am  social worker from India working with underprivileged communities on safe drinking water and sanitation. We fight with iron, fuoride and arsenic contamination from ground water. Hope to learn affordable technologies from this platform. Thanks. Kedar( www.dssodisha.org) +919437940304

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Hi. I am  social worker from India working with underprivileged communities on safe drinking water and sanitation. We fight with iron, fuoride and arsenic contamination from ground water. Hope to learn affordable technologies from this platform. Thanks. Kedar( www.dssodisha.org) +919437940304