Water Purification
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Note: Please keep in mind that this topic, which could be extremely large, is being written for health care students. It should be sufficient to provide an overview of the concepts and main types of purificicatand then link out to more detailed, authoritative resources that are freely available online. Please feel free to add or subtract headings as you see fit!
Introduction
One of the targets of the UN's Millenium Development Goals (#7) is to "Halve, by 2015, the proportion of the population without sustainable access to safe drinking water and basic sanitation". While much progress is being made, there is still significant work to do in sub-Saharan Africa and Oceania, particularly in rural areas.
Water Storage
A bit about the importance of using suitable containers for storing purified water
Clarification
Basic treatment for turbid water
Heat and UV Radiation
Boiling, solar, etc
Chlorination
The Centres for Disease Control has an excellent manual on development and implementation of a Chlorination program here.
Household Filtration Systems
Other Point of Care Systems
Resources and References
WHO - Water, Sanitation, and Health
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