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Reference ID U27MG9 
Headline Water in the WHO region of the Americas 
Description Water is essential for life. The amount of fresh water on earth is limited, and its quality is under constant pressure. Preserving the quality of fresh water is important for the drinking-water supply, food production and recreational water use. Water quality can be compromised by the presence of infectious agents, toxic chemicals, and radiological hazards.

Monitoring chlorine levels in water. Chlorination is the most effective and least costly method of making water safe for drinking. 
Asset date 01/01/1990 
Country, area, WHO office Peru
WHO Region AMRO
Copyright © WHO / PAHO / Carlos Gaggero 
Consent No 
File size 1.69 MB 
Visibility class: 
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Public 
Administered By HQ Records and Archives
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