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2. Drinking fountain - Wikipedia

   en.wikipedia.org/wiki/Drinking_fountain

   A drinking fountain, also called a water fountain or water bubbler, is a fountain designed to provide drinking water. [1] [2] It consists of a basin with either continuously running water or a tap. The drinker bends down to the stream of water and swallows water directly from the stream.

3. Portable water purification - Wikipedia

   en.wikipedia.org/wiki/Portable_water_purification

   Portable water purification devices are self-contained, easily transported units used to purify water from untreated sources (such as rivers, lakes, and wells) for drinking purposes. Their main function is to eliminate pathogens , and often also suspended solids and some unpalatable or toxic compounds .

4. Instant hot water dispenser - Wikipedia

   en.wikipedia.org/wiki/Instant_hot_water_dispenser

   A water fountain (right) and a hot water dispenser (left) in Beijing Capital International Airport. Most types have a small thermally-insulated tank with a heater which keeps the water in the hot tank. When the handle is pressed, cool tap water flows into the tank and displaces the near-boiling water, which flows out of the spout.

5. Aroma lamp - Wikipedia

   en.wikipedia.org/wiki/Aroma_lamp

   An evaporative diffuser is a device that uses a pad, filter, or reeds to diffuse the essential oils. [2] One of the disadvantages of this tool is that the light elements of the essential oils will be circulated around the ceiling first and will only come down at the end of the process.

6. Fine bubble diffusers - Wikipedia

   en.wikipedia.org/wiki/Fine_bubble_diffusers

   Fine bubble diffusers have largely replaced coarse bubble diffusers and mechanical aerators in most of the developed world and in much of the developing world. The exception would be in secondary treatment phases, such as activated sludge processing tanks, where 85 to 90 percent of any remaining solid materials (floating on the surface) are ...

7. List of fountains in the Kansas City metropolitan area

   en.wikipedia.org/wiki/List_of_fountains_in_the...

   The list of fountains in the Kansas City metropolitan area contains those now officially recognized by the City of Fountains Foundation. The trend began in the late 1800s with humanitarian public drinking water projects in Kansas City, Missouri , and this identity has influenced fountains across the Kansas City metropolitan area .