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  2. Dew pond - Wikipedia

    en.wikipedia.org/wiki/Dew_pond

    A dew pond is an artificial pond usually sited on the top of a hill, intended for watering livestock. Dew ponds are used in areas where a natural supply of surface water may not be readily available. The name dew pond (sometimes cloud pond or mist pond) is first found in the Journal of the Royal Agricultural Society in 1865. [1]

  3. Water aeration - Wikipedia

    en.wikipedia.org/wiki/Water_aeration

    Fountains aerate water by spraying it into the air. Water aeration is the process of increasing or maintaining the oxygen saturation of water in both natural and artificial environments. Aeration techniques are commonly used in pond, lake, and reservoir management to address low oxygen levels or algal blooms.

  4. Air well (condenser) - Wikipedia

    en.wikipedia.org/wiki/Air_well_(condenser)

    Inspired by Zibold's work, Chaptal built a small air well near Montpellier in 1929. Chaptal's condenser was a pyramidal concrete structure 3 metres (9.8 ft) square and 2.5 metres (8 ft 2 in) high, it was filled with 8 cubic metres (280 cu ft) of limestone pieces being about 7.5 centimetres (3.0 in) in diameter. Small vent holes ringed the top ...

  5. Pyrotechnics - Wikipedia

    en.wikipedia.org/wiki/Pyrotechnics

    Pyrotechnic gerbs used in the entertainment industry. Pyrotechnics is the science and craft of creating such things as fireworks, safety matches, oxygen candles, explosive bolts and other fasteners, parts of automotive airbags, as well as gas-pressure blasting in mining, quarrying, and demolition.

  6. Pump - Wikipedia

    en.wikipedia.org/wiki/Pump

    A small, electrically powered pump A large, electrically driven pump for waterworks near the Hengsteysee, Germany A pump is a device that moves fluids ( liquids or gases ), or sometimes slurries , [ 1 ] by mechanical action, typically converted from electrical energy into hydraulic or pneumatic energy.

  7. Mist - Wikipedia

    en.wikipedia.org/wiki/Mist

    Mist is a phenomenon caused by small droplets of water suspended in the cold air, usually by condensation. Physically, it is an example of a dispersion . It is most commonly seen where water vapor in warm, moist air meets sudden cooling, such as in exhaled air in the winter, or when throwing water onto the hot stove of a sauna .

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