Methods Of Household Purification Of Water
The method of treatment to use depends upon the nature of raw water the desired standards of water quality.
Methods of household purification of water. The water must be brought to a rolling boil for 10 20 minutes. Boiling chemical disinfection filtration ultraviolet irradiation multi stage reverse osmosis purification these methods can be used singly or in combinationboiling it is an excellent method of purifying water but for being effective. Wastewater originating from households is divided into greywater and black water based on its composition. Ground water wells springs may need no treatment other than disinfection.
Water purification is the process of removing undesirable chemicals biological contaminants suspended solids and gases from water. Boiling is the simplest of all water purification methods. Household water treatment and safe storage hwts interventions can lead to dramatic improvements in drinking water quality and reductions in diarrhoeal disease making an immediate difference to the lives of those who rely on water from polluted rivers lakes and in some cases unsafe wells or piped water supplies. Household purification of water 1.
The goal is to produce water fit for specific purposes. Most water is purified and disinfected for human consumption drinking water but water purification may also be carried out for a variety of other purposes including medical pharmacological chemical. It s a good method to use for water contaminated by living micro organisms. 2014 in some places kitchen greywater is considered as black water oron et al.
The methods described comprise. Methods available for purifying water on an individual or domestic scale are. Thermal treatment with solar radiation. 1 what is involved.
The fact sheets in this section deal with both community and household methods for treating water. They can be applied at hole at the family level. Household water treatment systems boiling. Boiling rolling boil for 10 20 min kills bact spores cysts ova removes temporary hardness taste can be altered no residual protection should be stored in same container where boiled 35.
Straining the three pot method treatment by boiling treatment by chlorination treatment by ceramic filterslifestraw method treatment by slow sand filtration the naiade method uv radiation sodis. Purification of water on large scale the purpose of water treatment is to produce water that is safe wholesome. Greywater is wastewater discharged from showers bathtubs washing machines and kitchen sinks while black water is toilet wastewater paulo et al. The methods presented in this factsheet are used to make water drinkable.
Some household treatment methods and their effectiveness are summa rized in table 6 1 whereas the following household and community water treatment technologies are described in greater detail. The 5 different types of water purification methods.