Appropriate personal protective equipment (PPE) for mobile phone for JSS 1

Class: JSS 1
Term: First Term
Week: 4
Age: 12 years
Duration: 45 minutes
Subject: Computer Hardware and GSM Repairs
Curriculum Theme: Introduction to Mobile Phone Repair
Focal competence: Observe safety rules for mobile phone repairs
Key competencies/values: Communication; Critical Thinking; ICT and Digital Competencies; Responsibility
Skills:

• Usage of various protective equipment for mobile phone repairs

Previous Lesson: Types of safety precautions in mobile phone repair
Topic: Safety Rules In Mobile Phone Repairs: Appropriate Personal Protective Equipment (Ppe) For Mobile
Subject Matter: Appropriate personal protective equipment (PPE) for mobile phone

Specific Objectives

By the end of the lesson, pupils/students should be able to:

Cognitive Domain

• describe appropriate personal protective equipment (PPE) for mobile phone repairs;
• list types of safety precautions in mobile phone repairs.

Psychomotor Domain

• demonstrate safe working conditions for mobile-phone repair.

Reference Materials

The following resources were used in planning this lesson:

• 2025 Revised 9 Years Basic Education Curriculum
• Relevant State Unified Scheme of Work
• Basic Computer Hardware and GSM Repairs for Junior Secondary Schools Book 1
• The HeadTeacher Scheme of work

Instructional Materials

The teacher will teach this lesson with the aid of:

• Hand Gloves
• Antistatic jacket/Apron
• Antistatic mat
• Safety goggles
• Respirators/Nose guard
• Fire extinguisher
• Smoke absorbers/detector
• Charts showing different PPE and safety signs
• A faulty mobile handset (for demonstration)

Rationale for the Lesson

This lesson is important because it teaches students how to protect themselves and the devices they are working on during mobile phone repairs. Understanding and using appropriate PPE and safety rules prevents injuries, electrical shocks, and damage to sensitive electronic components. This knowledge is fundamental for safe and effective practice in computer hardware and GSM repairs.

Prerequisite/Previous Knowledge

Students should have a basic understanding of what a mobile phone is and general safety practices in daily life.

Lesson Content/Board Summary

Appropriate Personal Protective Equipment (PPE) for Mobile Phone

What is Personal Protective Equipment (PPE)?

Personal Protective Equipment (PPE) refers to specialized clothing, helmets, goggles, or other garments or equipment designed to protect the wearer’s body from injury or infection. In mobile phone repairs, PPE protects technicians from hazards like electrical shock, chemical exposure, and physical injury.

Importance of PPE in Mobile Phone Repairs

Using PPE in mobile phone repairs is important for:

1. Protecting the technician from electrical shocks.
2. Preventing exposure to harmful chemicals from batteries or cleaning agents.
3. Guarding against physical injuries from sharp tools or broken components.
4. Protecting sensitive electronic components from electrostatic discharge (ESD).
5. Maintaining a clean and safe working environment.

Types of PPE for Mobile Phone Repairs

Common types of PPE used in mobile phone repairs include:

1. Hand Gloves: Protect hands from sharp objects, chemicals, and reduce electrostatic discharge.
2. Antistatic Jacket/Apron: Prevents static electricity buildup on clothing, protecting sensitive electronic components.
3. Antistatic Mat: Provides a safe, static-free work surface for handling electronic components.
4. Safety Goggles: Protect eyes from small flying debris, chemical splashes, or bright lights.
5. Respirators/Nose Guard: Protect against inhaling fumes from soldering or cleaning chemicals.
6. Smoke Absorbers/Detectors: Used to remove and detect harmful fumes generated during soldering.
7. Fire Extinguisher: Essential for putting out small fires, especially those involving electrical components or batteries.

General Safety Precautions in Mobile Phone Repairs

Beyond PPE, other safety precautions include:

1. Working in a Well-Ventilated Area: To avoid inhaling fumes from soldering or cleaning agents.
2. Disconnecting Power: Always ensure the mobile phone is turned off and the battery is disconnected before starting repairs.
3. Using the Right Tools: Use appropriate tools for each task to avoid damaging components or injuring oneself.
4. Proper Handling of Batteries: Be careful with damaged or swollen batteries as they can leak chemicals or explode.
5. Keeping the Work Area Clean: A tidy workspace reduces the risk of accidents and makes it easier to find tools and components.
6. Avoiding Liquids: Keep drinks and other liquids away from the repair area to prevent spills and short circuits.
7. Knowing Emergency Procedures: Be aware of what to do in case of an electrical shock, fire, or chemical spill.

Teaching Methods/Instructional Techniques

Discussion, Demonstration, Guided Practice, Question and Answer, Explanation, Observation, Group Work

Instructional Procedures

Step 1: Introduction

Time: 5 minutes

Teaching Skill: Questioning/Activating Prior Knowledge

Teacher’s Activity: The teacher greets the students and asks them about general safety rules they know, especially when working with electrical gadgets or sharp objects. The teacher then introduces the topic: “Safety Rules in Mobile Phone Repairs: Appropriate Personal Protective Equipment (PPE) for Mobile.”

Pupils’ Activity: Students respond to the questions and listen attentively to the introduction of the topic.

Learning Point: Prior safety knowledge

Step 2: Explanation of PPE

Time: 8 minutes

Teaching Skill: Explanation/Demonstration

Teacher’s Activity: The teacher explains what Personal Protective Equipment (PPE) is and its general importance. The teacher then specifically discusses why PPE is crucial in mobile phone repairs, using charts and examples of hazards.

Pupils’ Activity: Students listen, ask questions, and contribute to the discussion on the importance of safety.

Learning Point: Meaning of PPE

Step 3: Identification and Description of Specific PPE

Time: 10 minutes

Teaching Skill: Demonstration/Description

Teacher’s Activity: The teacher displays various PPE items (hand gloves, antistatic jacket, safety goggles, antistatic mat, etc.). For each item, the teacher describes its function and demonstrates how it is used correctly in mobile phone repair scenarios.

Pupils’ Activity: Students observe the PPE items, listen to their descriptions, and ask questions about their usage.

Learning Point: Types of PPE

Step 4: Discussion on General Safety Precautions

Time: 7 minutes

Teaching Skill: Explanation/Discussion

Teacher’s Activity: The teacher lists and explains other general safety precautions beyond PPE, such as working in a well-ventilated area, disconnecting power, proper tool usage, and handling batteries safely.

Pupils’ Activity: Students listen and discuss the importance of these general safety practices.

Learning Point: General safety precautions

Step 5: Group Discussion on Safety Rules

Time: 5 minutes

Teaching Skill: Group Work/Facilitation

Teacher’s Activity: The teacher divides students into small groups and instructs them to discuss and list additional safety rules they think are important for mobile phone repairs, based on what they’ve learned and observed.

Pupils’ Activity: Students discuss in groups and share their findings with the class.

Learning Point: Group safety rules

Step 6: Demonstration of Safe Working Conditions

Time: 5 minutes

Teaching Skill: Demonstration/Practical Application

Teacher’s Activity: The teacher sets up a mock repair station, demonstrating how to wear PPE correctly and maintain a safe working environment while handling a mobile phone (e.g., placing it on an antistatic mat, using appropriate tools). The teacher emphasizes the sequence of safety steps.

Pupils’ Activity: Students observe the demonstration of safe working conditions and proper PPE usage.

Learning Point: Safe working demonstration

Step 7: Evaluation/Review

Time: 5 minutes

Teaching Skill: Questioning/Assessment

Teacher’s Activity: The teacher evaluates the learning by asking the following questions:

1. What is Personal Protective Equipment (PPE)?
2. List three types of PPE used in mobile phone repairs.
3. Mention two general safety precautions to observe when repairing a mobile phone.
4. Why is an antistatic mat important in mobile phone repair?

Pupils’ Activity: Pupils answer orally and in writing.

Learning Point: PPE and safety understanding

Step 8: Note-Taking

Time: 4 minutes

Teaching Skill: Guided Writing

Teacher’s Activity: The teacher guides pupils/students to copy the essential Board Summary notes on PPE types and safety precautions into their notebooks.

Pupils’ Activity: Pupils/students copy the notes carefully into their notebooks.

Learning Point: PPE notes copying

Step 9: Conclusion

Time: 1 minute

Teaching Skill: Reinforcement

Teacher’s Activity: The teacher reminds students that safety is paramount in any repair work and encourages them to always prioritize safety by using appropriate PPE and following safety rules. The teacher praises their participation.

Pupils’ Activity: Students listen and acknowledge the importance of safety.

Learning Point: Importance of safety

Continuous Assessment/Further Study

Type: Homework

Instruction: Answer the following questions in your notebook:

1. Draw and label any two Personal Protective Equipment (PPE) items used in mobile phone repairs.
2. Explain in your own words why it is important to disconnect the power from a mobile phone before starting any repair.
3. Research and write down one additional safety rule for handling mobile phone batteries.

Lesson Keywords

• PPE – Personal Protective Equipment
• Antistatic – Preventing the buildup of static electricity
• Goggles – Protective eyewear
• Respirator – Device worn over the mouth and nose to prevent inhalation of harmful substances
• ESD – Electrostatic Discharge

Differentiation

For learners needing support: Provide clear visual aids and simplified explanations of each PPE item. Pair them with faster learners during group discussions. Focus on identifying and naming the most common PPE items.
For learners needing enrichment: Encourage them to research and present on the specific hazards associated with different mobile phone components (e.g., battery chemicals, screen glass) and how PPE mitigates these risks. They can also explore advanced safety protocols.

Suggested Lesson Videos

For further understanding, search on YouTube for:
PPE for mobile phone repair JSS1

Teacher Guide for Using This Lesson Plan

Before the lesson, gather all the listed instructional materials, especially the actual PPE items, to facilitate a hands-on demonstration. Prepare charts showing different PPE and common safety signs. Begin by engaging students with questions about general safety to connect with their prior knowledge. During the lesson, demonstrate the correct usage of each PPE item clearly and practically. Encourage active participation in group discussions on safety rules. Emphasize the critical importance of safe working conditions to prevent injuries and damage. Guide students to copy the Board Summary notes after the main teaching points have been covered and understood. Ensure all students grasp the necessity of PPE and safety rules before concluding the lesson.