Water Purification and Water Supply

5.3  Water Purification and Water Supply
 
Water Purification Methods
  1. Boiling
  2. Chlorination
  3. Filtration
  4. Distillation

Water Supply System

Water purification process

Filtration
\(\downarrow\)
Oxidation
\(\downarrow\)
Coagulation
\(\downarrow\)
Sedimentation
\(\downarrow\)
Filtration
\(\downarrow\)
Chlorination and fluoridation

Water Sustainability

Water pollutants Ways to overcome water pollution
Domestic Waste  Upgrade sewerage systems nationwide
Industrial Waste Enforce laws 
Chemicals in agriculture Educate farmers to use biodegradable fertilisers
Oil spilage Improve air surveillance with the cooperation of Air Police Unit

 

Water Purification and Water Supply

5.3  Water Purification and Water Supply
 
Water Purification Methods
  1. Boiling
  2. Chlorination
  3. Filtration
  4. Distillation

Water Supply System

Water purification process

Filtration
\(\downarrow\)
Oxidation
\(\downarrow\)
Coagulation
\(\downarrow\)
Sedimentation
\(\downarrow\)
Filtration
\(\downarrow\)
Chlorination and fluoridation

Water Sustainability

Water pollutants Ways to overcome water pollution
Domestic Waste  Upgrade sewerage systems nationwide
Industrial Waste Enforce laws 
Chemicals in agriculture Educate farmers to use biodegradable fertilisers
Oil spilage Improve air surveillance with the cooperation of Air Police Unit