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Topic Content:
- Meaning of Wastes
- Meaning of Refuse
- Biodegradable & Non-biodegradable Refuse
- Meaning of Sewage
- Key Points
What are Wastes?
Wastes are unwanted materials in our environment.
Wastes are classified into:
- Refuse (solid waste)
- Sewage (liquid or wet waste)
What is Refuse?
Refuse is solid or dry waste produced in homes and other places. Examples include waste paper, plastics, plant remains, textile materials,
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Liked by Eeman Abdulkareem and 3 others
Excellently, kudos to who wrote all these lesson note