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2. Reverse osmosis - Wikipedia

   en.wikipedia.org/wiki/Reverse_osmosis

   The clarified water is then fed through a high-pressure piston pump into a series of RO vessels. 90.00–99.98% of the raw water's total dissolved solids are removed and military standards require that the result have no more than 1000–1500 parts per million by measure of electrical conductivity.

3. Reverse osmosis plant - Wikipedia

   en.wikipedia.org/wiki/Reverse_osmosis_plant

   In Israel at Ashkelon on the Mediterranean coast, the world's largest reverse osmosis plant is producing 396,000 [6] m³ of water a day at around possibly US$0.50 per m³. [7] In western Saudi Arabia at Yanbu, production started in 1999 at 106,904 m³ of water a day. Later in 2009 with some expansion the production reached to 132,000 m³ of ...

4. Tata Swach - Wikipedia

   en.wikipedia.org/wiki/Tata_Swach

   The Swach can purify water at the rate of about 3 to 4 litres (0.79 to 1.06 US gal; 0.66 to 0.88 imp gal) every hour. [6] The purifier consists of two parts; an upper reservoir where the untreated water enters and a lower middle portion with a bulb to which the cartridge can be attached.

5. Portable water purification - Wikipedia

   en.wikipedia.org/wiki/Portable_water_purification

   The Portable Aqua Unit for Lifesaving (short PAUL) is a portable ultrafiltration-based membrane water filter for humanitarian aid. It allows the decentralized supply of clean water in emergency and disaster situations for about 400 persons per unit per day. The filter is designed to function with neither chemicals nor energy nor trained personnel.

6. 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.

7. Coway (company) - Wikipedia

   en.wikipedia.org/wiki/Coway_(company)

   The company's commitment to innovation led to the introduction of the "COMPAC Water Purifier (CP-6025)" in 1992, followed by a foray into air purification in 1995. With strategic partnerships and research, Coway ascended to the number one spot in South Korea's air purifier and water filter markets by 1999.