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Point-of-Use Water Treatment
- Hardware
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Point-of-Use Water Treatment
SODIS
When microbially polluted water is exposed to solar light in transparent PET bottles, bacteria, virus and some parasites are inactivated by the solar…
UV-tubes
The bactericidal effect of concentrated ultraviolet (UV) light is used in many areas and in many set-ups. For drinking water treatment, simple,…
WATA®
Chlorination, which means adding active chlorine (sodium hypochlorite) to water, is the most common method used for disinfecting of drinking water.…
Biosand Filter
The biosand filter (BSF) is a simple household water treatment device, which is an innovation on traditional slow sand filters specifically designed…
Chlorination
Water disinfection by chlorination was massively introduced in the early twentieth century. It set off a technological revolution in water treatment…
Colloidal Silver Filter
Colloidal Silver Filters (CSF) are simple household water treatment devices based on a physical treatment, which does not require energy supply. CSFs…
Household Water Treatment and Safe Storage (HWTS)
Lack of improved access to safe drinking water together inadequate sanitation and hygiene are the overwhelming contributors to the 1.8 million annual…
Boiling
Boiling drinking water with fuel is the oldest and most commonly practiced household water treatment method. According to WHO, water needs to be…
Ceramic Candle Filter
Ceramic candle filters are simple devices made out of clay and used to filter drinking water in order to removes turbidity, suspended materials and…
Sedimentation
Sedimentation is recommended as simple pre-treatment of water prior to application of other purification treatments such as filtration and…
Straining and Filtration
Straining is a very simple method of filtration. In this process, water is poured through a piece of cloth, which removes some of the suspended silt…
Solar Pasteurisation
Contrary to belief, it is not necessary to boil certain water to make it safe to drink. Heating water to 65°C (149°F) for 6 minutes, or to a higher…
Water Quality Testing
In many parts of the world, water is not safe enough to drink. There are basic qualitative observations that quickly determine if water is not safe…
Advanced Filters
Advanced point-of-use filter systems of various designs, costs and effectiveness are today readily available all over the world. While these systems…
Arsenic Removal Technologies
Safe Storage
The health implications of inadequate water and sanitation services include an estimated 4 billion cases of diarrhoea and 1.9 million deaths each…