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2. Superhydrophobic coating - Wikipedia

   en.wikipedia.org/wiki/Superhydrophobic_coating

   Superhydrophobic coating. A superhydrophobic coating is a thin surface layer that repels water. It is made from superhydrophobic ( ultrahydrophobicity) materials. Droplets hitting this kind of coating can fully rebound. [1] [2] Generally speaking, superhydrophobic coatings are made from composite materials where one component provides the ...

3. Water table - Wikipedia

   en.wikipedia.org/wiki/Water_table

   Water table. Cross-section of a hillslope depicting the vadose zone, capillary fringe, water table, and the phreatic or saturated zone. (Source: United States Geological Survey .) The water table is the upper surface of the zone of saturation. The zone of saturation is where the pores and fractures of the ground are saturated with groundwater ...

4. Recirculating aquaculture system - Wikipedia

   en.wikipedia.org/wiki/Recirculating_aquaculture...

   Recirculating aquaculture system. Recirculating aquaculture systems ( RAS) are used in home aquaria and for fish production where water exchange is limited and the use of biofiltration is required to reduce ammonia toxicity. [1] Other types of filtration and environmental control are often also necessary to maintain clean water and provide a ...

5. Humidifier - Wikipedia

   en.wikipedia.org/wiki/Humidifier

   Humidifier. A humidifier is a household appliance or device designed to increase the moisture level in the air within a room or an enclosed space. It achieves this by emitting water droplets or steam into the surrounding air, thereby raising the humidity . Humidifier in an art museum in Augsburg, Germany.

6. Desalination - Wikipedia

   en.wikipedia.org/wiki/Desalination

   Desalination has been known to history for millennia as both a concept, and later practice, though in a limited form. The ancient Greek philosopher Aristotle observed in his work Meteorology that "salt water, when it turns into vapour, becomes sweet and the vapour does not form salt water again when it condenses," and also noticed that a fine wax vessel would hold potable water after being ...

7. The Best Fishing Spot in Every State - AOL

   www.aol.com/best-fishing-spot-every-state...

   Chickamauga Lake, created in 1940 with the building of the Chickamauga Dam, is known as one of the best bass fishing lakes in the country. The 15-pound, 3-ounce largemouth hauled from the lake in ...