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  2. Dump station - Wikipedia

    en.wikipedia.org/wiki/Dump_station

    The holding tank can be safely emptied at a dump station. Greywater holding tanks can also be emptied at a dump station. Dump stations are often located at campgrounds , RV parks , truck stops , RV storage facilities, highway rest areas, recreation vehicle dealerships, marinas and other places that are frequented by recreational vehicles and boats.

  3. History of water supply and sanitation - Wikipedia

    en.wikipedia.org/wiki/History_of_water_supply...

    The history of water supply and sanitation is one of a logistical challenge to provide clean water and sanitation systems since the dawn of civilization. Where water resources, infrastructure or sanitation systems were insufficient, diseases spread and people fell sick or died prematurely. Astronaut Jack Lousma taking a shower in space, 1974

  4. Clean-in-place - Wikipedia

    en.wikipedia.org/wiki/Clean-in-place

    CIP is commonly used for equipment such as piping, tanks, and fillers. CIP employs turbulent flow through piping, and/or spray balls for tanks or vessels. In some cases, CIP can also be accomplished with fill, soak and agitate. [1] Up to the 1950s, closed systems were disassembled and cleaned manually.

  5. Oligodynamic effect - Wikipedia

    en.wikipedia.org/wiki/Oligodynamic_effect

    Silver spoons self-sanitize due to the oligodynamic effect. The oligodynamic effect (from Greek oligos, "few", and dynamis, "force") is a biocidal effect of metals, especially heavy metals, that occurs even in low concentrations.

  6. RFA Freshspring - Wikipedia

    en.wikipedia.org/wiki/RFA_Freshspring

    RFA Freshspring was a Fresh-class water tank vessel of the Royal Fleet Auxiliary. She survives in civilian hands as SS Freshspring, the last surviving example of the Fresh-class ships. The last of fourteen ships, she was used to carry fresh water out to larger ships.

  7. Water purification - Wikipedia

    en.wikipedia.org/wiki/Water_purification

    Fresh water can have widely ranging pH values depending on the geology of the drainage basin or aquifer and the influence of contaminant inputs . If the water is acidic (lower than 7), lime, soda ash, or sodium hydroxide can be added to raise the pH during water purification processes. Lime addition increases the calcium ion concentration, thus ...

  8. Water tank - Wikipedia

    en.wikipedia.org/wiki/Water_tank

    An elevated water tank, also known as a water tower, will create a pressure at the ground-level outlet of 1 kPa per 10.2 centimetres (4.0 in) or 1 psi per 2.31 feet (0.70 m) of elevation. Thus a tank elevated to 20 metres creates about 200 kPa and a tank elevated to 70 feet creates about 30 psi of discharge pressure, sufficient for most ...

  9. Vapor steam cleaner - Wikipedia

    en.wikipedia.org/wiki/Vapor_steam_cleaner

    A microfibre pad is often placed right underneath the steam jet to trap dirt. Most steam mops have a small water tank, and often provide dry steam. The steam mop was first envisioned by Romi Haan in 1998 in South Korea. She developed a prototype in 2001 and in 2004 the steam mop would hit the mass-market.

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