Water Purification
- Hardware
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Water Purification
SODIS
When microbially polluted water is exposed to solar light in transparent PET bottles, bacteria, virus and some parasites are inactivated by the solar…
Chlorination
Water disinfection by chlorination was massively introduced in the early twentieth century. It set off a technological revolution in water treatment…
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…
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…
POU Water Purification in Emergencies
Following an emergency, the affected population frequently lacks access to a safe source of drinking water. Treatment at the Point-of-Use (POU) is a…
Water Purification in Emergencies Overview
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…