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2. Portable water purification - Wikipedia

   en.wikipedia.org/wiki/Portable_water_purification

   Carrying iodine for water purification is an imperfect but lightweight solution for those in need of field purification of drinking water. Kits are available in camping stores that include an iodine pill and a second pill (vitamin C or ascorbic acid) that will remove the iodine taste from the water after it has been disinfected. The addition of ...

3. Hydration system - Wikipedia

   en.wikipedia.org/wiki/Hydration_system

   "Bare Bladder" model with hose and bite valve. A hydration system is an apparatus used in recreation and other sustained outdoor activities.It is intended to help its user carry liquid, to support the physical effort involved in the activity, without the need to use one's hands or take off the pack. [1]

4. Hydration pack - Wikipedia

   en.wikipedia.org/wiki/Hydration_pack

   The volume of the reservoir and the pack carrying it can vary widely depending on the purpose of the hydration pack. Some packs are extremely small and minimalist, designed to add as little weight as possible and remain secure while running or cycling, while others are more suited for backpacking and extended hikes, equipped with much larger bladders.

5. Slingshot (water vapor distillation system) - Wikipedia

   en.wikipedia.org/wiki/Slingshot_(water_vapor...

   Slingshot is a water purification device created by inventor Dean Kamen. [1] Powered by a Stirling engine running on a combustible fuel source, it claims to be able to produce drinking water from almost any source [ 2 ] by means of vapor compression distillation , [ 3 ] requires no filters, and can operate using cow dung as fuel.

6. LifeStraw - Wikipedia

   en.wikipedia.org/wiki/LifeStraw

   Use of LifeStraw. The original LifeStraw is a plastic tube 22 centimetres (8 + 5 ⁄ 8 in) long and 3 centimetres (1 + 1 ⁄ 8 in) in diameter. [8] Water that is drawn up through the straw first passes through hollow fibres that filter water particles down to 0.2 µm across, using only physical filtration methods and no chemicals.

7. LifeSaver bottle - Wikipedia

   en.wikipedia.org/wiki/LifeSaver_bottle

   To filter the water, one puts contaminated water in the back of the bottle, then screws the lid on. The lid has a built in pump which is operated manually with a hand; the pumping action forces the contaminated water through the nano-filter and safe drinking water collects in another chamber in the bottle.