Production of Cleaning Agents | Homemade Cleaning Agents for Home Use
Home Economics JSS 1 Second Term Lesson Note (Week 5)
Production of Cleaning Agents
Lesson Plan Overview
- Subject: Home Economics
- Class: JSS 1
- Term: Second Term
- Week: 5
- Age: 10 – 12 years
- Topic: Production of Cleaning Agents
- Sub-topic: Types and Preparation of Homemade Cleaning Agents
- Duration: 40 minutes
Behavioural Objectives
By the end of the lesson, students should be able to:
- Define cleaning agents and explain their importance in home care.
- List different types of homemade cleaning agents.
- Identify the materials used in making homemade scouring powder.
- Describe the steps for preparing homemade cleaning agents.
- Explain the advantages of using homemade cleaning agents over commercial ones.
Keywords
- Cleaning agents: Substances used for removing dirt and stains.
- Abrasives: Cleaning substances that help scrub surfaces.
- Detergent: A chemical substance used for washing.
- Scouring powder: A fine powder used for cleaning kitchen utensils.
- Homemade: Something made at home rather than bought in stores.
Set Induction
The teacher asks the students:
- Have you ever cleaned a pot that had black stains?
- What do we use at home to clean stubborn dirt on kitchen utensils?
- Have you seen people using natural materials like sand or leaves to clean items?
Entry Behaviour
Students are familiar with basic cleaning tools like brooms, soaps, and water.
Learning Resources and Materials
- Pictures of different cleaning agents.
- Samples of natural cleaning agents (fine sand, charcoal, egg shells, detergent, pawpaw leaves).
- A chart showing the process of making homemade scouring powder.
Building Background/Connection to Prior Knowledge
Students have seen people use soap, detergents, and other cleaning substances at home. They may also have noticed local cleaning methods in their communities.
Embedded Core Skills
- Critical thinking
- Observation
- Experimentation
- Problem-solving
- Personal hygiene skills
Learning Materials
- Home Economics textbook
- Lagos State Scheme of Work
- Practical materials for demonstration
Instructional Materials
- Containers for storing homemade cleaning agents
- Samples of detergents, egg shells, and broken china
- A sifter for sieving scouring powder
Lesson Content
Definition and Explanation of Cleaning Agents
Cleaning agents are substances used to remove dirt, stains, and bacteria from surfaces. They help to keep the home clean and free from germs. Some cleaning agents are made from natural materials and can be prepared at home.
Types of Homemade Cleaning Agents
-
Fine Sand
- Used as an abrasive for scrubbing pots and hard surfaces.
- Not suitable for smooth surfaces as it may cause scratches.
-
Edo Powder
- A yellow-colored substance commonly found in Nigerian markets.
- Used for cleaning gold, brass, and copper ornaments.
-
Finely Ground Charcoal
- Used for cleaning smooth metal surfaces.
- Helps remove stains and grease.
-
Pawpaw Leaves
- Fresh pawpaw leaves can clean dirty galvanized pails and aluminum pans.
- Works as a natural scrubbing agent.
-
Local Sand-paper Leaves (Asisa Leaves)
- Rough leaves used for scrubbing blackened pots and wooden surfaces.
- Acts as a natural abrasive.
Preparation of Homemade Scouring Powder (Vim)
Materials Needed
- Egg shells
- Broken china ware (optional)
- Detergent powder
Procedure
- Grind the egg shells and pieces of broken china into a fine powder.
- Sift the mixture to remove large particles.
- Mix the fine powder with detergent powder.
- Store the mixture in a dry container with a tight lid.
Evaluation Questions (15 Fill-in-the-Blank Questions with Options)
-
A substance used to remove dirt and stains is called a _____ agent.
a) Cleaning
b) Cooking
c) Sleeping
d) Teaching -
Fine sand is used as a(n) _____ for scrubbing pots.
a) Detergent
b) Abrasive
c) Disinfectant
d) Softener -
_____ is a yellow-colored cleaning agent found in Nigerian markets.
a) Chalk
b) Edo powder
c) Paint
d) Detergent -
Pawpaw leaves can be used to clean _____ surfaces.
a) Wooden
b) Plastic
c) Aluminum
d) Fabric -
The main ingredient in homemade scouring powder is _____.
a) Egg shells
b) Palm oil
c) Baking powder
d) Paint
Class Activity Discussion (15 FAQs with Answers)
-
What is a cleaning agent?
- A substance used to remove dirt and stains.
-
Why do people make homemade cleaning agents?
- They are cheaper and environmentally friendly.
-
What is an abrasive?
- A rough cleaning agent that helps scrub off dirt.
-
Which leaves can be used to clean aluminum pots?
- Pawpaw leaves.
-
Why should we store homemade cleaning agents in dry containers?
- To prevent moisture from spoiling them.
Presentation Structure
Teacher’s Activities
- Revises the previous lesson on Care of the Family House.
- Introduces the topic Production of Cleaning Agents.
- Displays samples of homemade cleaning agents.
- Demonstrates the process of making homemade scouring powder.
- Supervises students while they practice making cleaning agents.
Learners’ Activities
- Listen and participate in class discussions.
- Observe the teacher’s demonstration.
- Take turns grinding egg shells and mixing cleaning agents.
- Ask questions for clarification.
Assessment (10 Short-Answer Questions)
- What is a cleaning agent?
- Give two examples of homemade cleaning agents.
- What is the function of fine sand in cleaning?
- Which powder is used to clean brass and copper?
- What is the first step in making homemade scouring powder?
- Why do we sift ground cleaning materials?
- Mention two natural materials used for scrubbing.
- What is the importance of storing cleaning agents properly?
- Name one advantage of homemade cleaning agents.
- What does pawpaw leaf help to clean?
Conclusion
The teacher marks students’ work, gives corrections, and encourages them to try making homemade cleaning agents at home.
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This lesson plan is detailed, structured,