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Newly Discovered PRIMITIVE WATER FILTER! 100% Effective
According to the CDC, waterborne disease killed over six thousand people last year in the US alone. Waterborne pathogens such as e. coli, cryptosporidium, and giardia are prevalent in many surface water sources. There are several primitive methods for water purification including surface wells (gypsy well), boiling, and other primitive water filters which utilize…
Link to the Story : https://diy-channel.org/newly-discovered-primitive-water-filter-100-effective/
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