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The LifeStraw explained: How it filters water and eradicates disease - YouTube
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One way to make a simple DIY Lifestraw water filter – Patrick's Bushcraft -A Nomadic Journey
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HydraMate Water Filter Straw makes dirty water clean and drinkable. – Outdoor Swimmer Shop
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with this water filtration straw, you can drink directly from lakes & rivers
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This water filter straw is redefining the safe drinking water space through technology
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