NEW APPROACH
WEEK/TERM: THIRD TERM /WEEK 8
CLASS: JSS 1
DATE: 26th June, 2020
SUBJECT: Physical and Health Education
TOPIC: Sewage and Refuse Disposal.
Reference:
Brief explanation
Notes for the Students
Sewage means harmful materials that are collected and disposed properly to avoid health problems. Example faeces and urine.
In other words the waste matter from toilets, sinks from houses, offices, factories, hospitals etc. is called sewage. It should flow down the drain into a pipe, and carried with other sewage out to your city’s wastewater system, or into a private septic tank.
Refuse means waste materials such as rubbish, garbage or industrial by-products.
Methods of sewage disposal
In order to avoid health problems, the following methods are used in disposing of sewage:
- The bucket latrine method.
- The pit latrine method.
- The water system.
- The septic tank and soak-away system.
Methods of Refuse Disposal
- Sanitary landfill
- Burying (compost)
- Incineration (burning)
- Feeding animals e.g. yam and plantain peels.
Purpose of disposing refuse and sewage
- To prevent the spread of diseases.
- To prevent pollution.
- To eliminate safety hazards.
- To keep the environment clean and beautiful.
- For recycling purposes.
Exercises/Assignment
- Explain the meaning of waste.
- Distinguish between sewage and refuse.