Water Diseases

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1. Water Pollution WATER POLLUTION Water pollution may be defined as the...
2. Water Water is used for industrial and municipal purposes. The...
3. SURFACE WATER SOURCE A surface water source includes all tributary streams and rivers,...
4. Source of Water Supply Sources of water supply In nature water occurs abundantly as:...
5. Waste Water Treatment Composition NEED FOR WASTEWATER TREATMENT Sewage is composed of 99.7 to...