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  2. Ceramic water filter - Wikipedia

    en.wikipedia.org/wiki/Ceramic_water_filter

    Pot-type ceramic water filter dispensing clean water into a glass. The two most common types of ceramic water filter are pot-type and candle-type filters. Ceramic filter systems consist of a porous ceramic filter that is attached to, or sits on top of a plastic or ceramic receptacle. Contaminated water is poured into a top container.

  3. Water filter - Wikipedia

    en.wikipedia.org/wiki/Water_filter

    A water filter removes impurities by lowering contamination of water using a fine physical barrier, a chemical process, or a biological process. Filters cleanse water to different extents, for purposes such as: providing agricultural irrigation, accessible drinking water, public and private aquariums, and the safe use of ponds and swimming pools .

  4. Nephelometer - Wikipedia

    en.wikipedia.org/wiki/Nephelometer

    A nephelometer [1] or aerosol photometer [2] is an instrument for measuring the concentration of suspended particulates in a liquid or gas colloid. A nephelometer measures suspended particulates by employing a light beam (source beam) and a light detector set to one side (often 90°) of the source beam. Particle density is then a function of ...

  5. Berkefeld filter - Wikipedia

    en.wikipedia.org/wiki/Berkefeld_filter

    Berkefeld filter. A Berkefeld filter [1] is a water filter made of diatomaceous earth ( Kieselguhr ). It was invented in Germany in 1891, and by 1922 was being marketed in the United Kingdom by the Berkefeld Filter Co. [2] Berkefeld was the name of the owner of the mine in Hanover, Germany, where the ceramic material was obtained.

  6. Water purification - Wikipedia

    en.wikipedia.org/wiki/Water_purification

    Water purification. Water purification is the process of removing undesirable chemicals, biological contaminants, suspended solids, and gases from water. The goal is to produce water that is fit for specific purposes. Most water is purified and disinfected for human consumption ( drinking water ), but water purification may also be carried out ...

  7. Turbidity - Wikipedia

    en.wikipedia.org/wiki/Turbidity

    e. Turbidity is the cloudiness or haziness of a fluid caused by large numbers of individual particles that are generally invisible to the naked eye, similar to smoke in air. The measurement of turbidity is a key test of both water clarity and water quality . Fluids can contain suspended solid matter consisting of particles of many different sizes.

  8. Chamberland filter - Wikipedia

    en.wikipedia.org/wiki/Chamberland_filter

    The Pasteur-Chamberland filter is as useful as other ceramic and porcelain filters. It is a good bacterial water filter used mainly as a high volume water filter. The filter works more quickly when the water supplied is under pressure. As with other filters of its kind, it cannot filter very small particles like viruses or mycoplasma.

  9. Heikin-Ashi chart - Wikipedia

    en.wikipedia.org/wiki/Heikin-Ashi_chart

    Heikin-Ashi is a Japanese trading indicator and financial chart that means "average bar". [ 1] Heikin-Ashi charts resemble candlestick charts, but have a smoother appearance as they track a range of price movements, rather than tracking every price movement as with candlesticks. Heikin-Ashi was created in the 1700s by Munehisa Homma, [ 2][ 3 ...

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