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Before using a hot air gun, it’s crucial to understand and follow safety regulations to prevent accidents. This document provides detailed guidance on the necessary safety measures when operating a hot air gun, including basic principles, protective equipment, and safety procedures. Learn how to protect yourself and your colleagues in a work environment involving hot air guns.

Table of Contents

PART I: CURRENT STATE OF SAFETY FOR WORK RELATED TO HOT AIR GUNS

I. General Situation

The Ministry of Labour, Invalids and Social Affairs informs sectors and localities of the occupational accident situation in the first 6 months of 2024 and outlines key solutions to proactively prevent incidents and accidents in the last 6 months of 2024. According to reports from 61 out of 63 centrally governed provinces and cities, in the first 6 months of 2024, there were a total of 3,201 occupational accidents nationwide (a decrease of 227 cases, equivalent to 7.09% compared to the same period in 2023), resulting in 3,065 victims (a decrease of 197 people, equivalent to 6.04% compared to the first 6 months of 2023), including both employees under labor contracts and those working without labor contracts. Specifically:

Number of fatal occupational accidents: 320 cases, a decrease of 25 cases (7.25%) compared to the first 6 months of 2023 (including 245 cases in areas with labor relations, a decrease of 28 cases or 10.3%; and 75 cases in areas without labor contracts, an increase of 3 cases or 4.2% compared to the first 6 months of 2023);
Number of deaths due to occupational accidents: 346 people, a decrease of 7 people or 1.98% compared to the same period in 2023 (including 268 in areas with labor relations, a decrease of 13 people or 4.63%; and 78 in areas without labor contracts, an increase of 6 people or 8.33%).
Number of people seriously injured: 810 people, an increase of 26 people or 3.32% compared to the first 6 months of 2023 (including 710 in areas with labor relations, a decrease of 5 people or 0.7%; and 100 in areas without labor contracts, an increase of 31 people or 44.92%).

Download the PDF file Occupational Accident Report – First 6 Months of 2024 issued by the Ministry of Labour, Invalids and Social Affairs.

The occupational accident situation in the first 6 months of 2024 in both sectors with and without labor relations saw a decrease in the number of deaths and fatal accidents compared to the same period in 2023.

II. Some occupational accidents when operating a hot air gun

When using a hot air gun in industrial or construction processes, workers often face the risk of accidents. Below are some common accidents that occur when operating a hot air gun and their main causes:

Ignoring safety instructions: Failure to follow safety instructions when using a hot air gun can lead to accidents. Individuals who are not adequately trained on its use or do not wear protective gear may be at risk when in contact with the hot air gun.
Fire or explosion due to excessive temperature: A hot air gun can generate very high temperatures, and if not operated correctly, it can cause a fire or explosion. For example, using the hot air gun too close to flammable materials or not adhering to safety regulations regarding safe distances can be hazardous.
Skipping regular checks and maintenance: The hot air gun needs to be checked periodically to ensure it operates correctly and safely. Skipping inspection or maintenance steps can lead to technical faults, posing a danger to the user.
Improper use: Accidents can occur when the operator does not use the hot air gun correctly, such as using it with excessive pressure, in unsuitable environmental conditions, or not following the proper safety procedures.
Operator’s age and experience: If the operator of a hot air gun lacks experience or proper supervision, they may have difficulty handling dangerous situations, leading to unintended accidents.

Occupational accidents when operating a hot air gun are preventable with attention to safety factors and proper training for users on the correct operation and maintenance of the equipment.

PART II: OCCUPATIONAL SAFETY AND HEALTH WHEN OPERATING A HOT AIR GUN

I. Introduction

A. Overview of the importance of occupational safety when operating a hot air gun

Occupational safety is extremely important when operating a hot air gun. Adhering to safety rules ensures the protection of the operator, prevents accidents, and limits health-related risks.

When operating a hot air gun, it generates high temperatures to soften materials like plastic, rubber, or other plastics. However, using high temperatures can be dangerous if not done correctly. Occupational safety here requires special attention to the following aspects:

First, it is necessary to ensure that the operator has been trained on how to use the machine and the hot air gun safely. They should know how to adjust the temperature and distance to avoid burning or damaging materials and to prevent the risk of fire or explosion.

Second, safe working conditions are also very important. The use of a hot air gun should be done in a well-ventilated environment and away from flammable objects. In addition, the operator should use personal protective equipment such as heat-resistant gloves and safety glasses to protect the skin and eyes from the effects of high temperatures and heat rays.

Finally, regular maintenance and inspection of the work equipment are mandatory. The hot air gun needs to be checked regularly to ensure stable operation and to avoid causing unexpected risks.

B. Important safety protocols and regulations when operating a hot air gun

Adhering to safety protocols and regulations is very important when operating a hot air gun. These protocols help ensure the safety of the worker and prevent unwanted accidents.

First, training and certification for the operator are essential. Users of hot air guns must be trained on how to use the equipment safely and understand the potential risks. They need to know how to adjust temperature, pressure, and distance to avoid dangerous situations.

Second, establishing and maintaining a safe work environment is necessary. The workplace should have adequate safety notices and accident prevention measures. Work areas should be checked periodically to ensure they are clean and well-ventilated.

In addition, the use of personal protective equipment is indispensable. Workers need to be equipped with helmets, safety glasses, heat-resistant gloves, and appropriate clothing to protect against the effects of high temperatures and flammable materials.

II. Components and Functions of a Hot Air Gun

A. The different components of a hot air gun

A hot air gun is a device used to generate a stream of hot air with adjustable temperature to soften, dry, or make materials like plastic, rubber, or paint pliable. The main components of a hot air gun include:

Heating Element: This is the main component that generates high temperatures by using electrical energy to adjust the heat of the air stream. The heating element can be adjusted to achieve various temperatures depending on the specific application’s requirements.
Fan: Usually integrated into the hot air gun to create airflow. The fan’s role is to push air through the heating element to create a precise and effective stream of hot air.
Temperature Control Unit: This is a crucial component for adjusting and controlling the temperature of the hot air stream. This controller helps the user adjust the temperature as required to achieve optimal efficiency in material processing.

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Nozzle: This is the part that directs the hot air stream from the heating element to the material being processed. The nozzle is designed to ensure the hot air stream is regulated and distributed evenly over the material’s surface.

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Protective Accessories: These include accessories like various nozzles, and personal protective equipment such as heat-resistant gloves, safety glasses, and masks. These accessories play an important role in ensuring the safety of the hot air gun user.

Overall, a hot air gun is a simple but effective device for processing pliable materials using adjustable high temperatures. The components of the hot air gun work together to create a safe and efficient work process for the user.

B. Structure and operating principle of a hot air gun

A hot air gun is a device used to generate a stream of hot air with adjustable temperature to process materials such as plastic, rubber, paint coatings, and other pliable materials. The structure of a hot air gun includes a heat nozzle connected to a power source.

The operating principle of a hot air gun is that when the power source is activated, it heats an electric coil inside the heat nozzle. As the coil heats up, it transfers heat to the air passing through it, regulating the temperature of that air stream. This allows the user to adjust and control the temperature of the hot air stream to suit the job requirements.

The hot air stream generated by the hot air gun can be used to soften materials, remove paint coatings, dry, or weld small parts. This process changes the properties of the material quickly and effectively.

The simple structure and effective operating principle of the hot air gun make this device a useful tool in many industrial and craft fields. The ability to adjust the temperature and concentration of the hot air stream allows the user to perform material processing tasks accurately and safely.

C. Applications in the welding and metal cutting industry of the hot air gun

A hot air gun has many applications in the welding and metal cutting industry. Although originally designed to soften and make plastic and rubber materials pliable, a hot air gun can also be used for welding and cutting metal in some special cases.

In the metal welding industry, a hot air gun can be used for spot welding on small parts or in hard-to-reach areas. The hot air stream can be adjusted to create a high enough temperature to weld small joints without the need for flame or electric welding tools.

In addition, a hot air gun can also be used to cut thin metal. By focusing the hot air stream on a specific point on the metal surface, the hot air gun can soften and melt that point, after which a knife or other tool can be used to cut through the metal easily.

D. Risks associated with operating a hot air gun

Operating a hot air gun can carry some risks and dangers if not done correctly. Some of the risks associated with using a hot air gun include:

First, the risk of burns: The hot air stream from a hot air gun can reach high temperatures and can cause burns if it comes into contact with human skin. Users should always wear personal protective equipment such as heat-resistant gloves and jackets to protect their skin from these risks.

Second, the risk of fire and explosion: The high temperature of the hot air stream can create a risk of fire and explosion if used near flammable materials such as certain chemicals or highly flammable materials. Users must always follow safety instructions on how to use the hot air gun and avoid using it near environments with a risk of fire and explosion.

Third, the risk of material damage: Excessively high temperatures or improper use can damage sensitive materials such as plastic, rubber, or paint coatings. Users need to have the knowledge and skills to adjust the temperature and distance when using a hot air gun to avoid damaging the material.

III. Safety Inspection and Maintenance Before Operating a Hot Air Gun

A. Safety check before operating a hot air gun

Before operating a hot air gun, performing safety checks is crucial to ensure the safe and effective operation of the equipment. First, check the overall condition of the hot air gun, including basic parts like the heat nozzle, heat pipe, fan, and control unit. Ensure there are no cracks, breaks, or damage to these parts.

Next, check the electrical system of the hot air gun. Make sure the power cord and connections are in good condition and not exposed or loose. If any issues are found, they should be repaired or replaced before continuing use.

Then, check the temperature control unit of the hot air gun. Ensure that the controller is working correctly and can adjust the temperature according to the job requirements. If any functional defects are found, it needs to be checked and repaired or recalibrated.

Finally, before starting operation, wear personal protective equipment such as safety glasses and heat-resistant gloves to protect your eyes and hands from the effects of high temperatures. Also, ensure there are no flammable materials around your work area to avoid the risk of fire.

B. Guide to periodic maintenance of a hot air gun

To ensure a hot air gun operates effectively and safely, periodic maintenance is very important. First, check the basic parts of the machine such as the heat nozzle, heat pipe, and fan to ensure there is no dirt, moisture, or damage. If any problems are found, clean and inspect them thoroughly or replace the damaged part.

Next, check and clean the air filter if there is one. A dirty filter can reduce the performance and reliability of the hot air gun. Clean the filter or replace it if necessary to ensure good air circulation.

Ensure that the machine’s joints and electrical parts are maintained and checked periodically. Use appropriate lubricants and cleaning agents to keep these parts in good condition.

In addition, check and readjust the temperature controller if necessary to ensure the temperature of the air stream is accurately and stably regulated.

IV. Safe Operating Procedure for a Hot Air Gun

A. Step-by-step guide on the safe operating procedure for a hot air gun

To operate a hot air gun safely, follow these steps. First, ensure that the surrounding work environment is free of flammable materials and is well-ventilated to limit the risk of fire or explosion. Next, inspect the hot air gun before use to ensure that components such as the heat nozzle, ducts, and controls are functioning normally and are not damaged.

Then, wear personal protective equipment including safety glasses and heat-resistant gloves before turning on the hot air gun. Adjust the temperature and distance of the hot air stream to suit the specific application you are working on.

When using the hot air gun, always keep the machine and the heat nozzle moving continuously to avoid concentrating heat on a single point. Always place the hot air gun in a safe location after use to avoid the risk of causing a fire or burns.

B. Emergency response measures and incident response mechanisms when operating a hot air gun

When operating a hot air gun, having emergency response measures and incident response mechanisms is crucial to ensure safety and limit serious consequences. First, if an incident occurs such as the hot air gun overheating or malfunctioning, the operator should immediately turn off the machine and disconnect the power to prevent the risk of an accident.

If smoke or an unusual smell emanates from the hot air gun, the operator should stop work immediately and move away from the hazardous area. Notify a manager or the technical team to determine the cause and handle the incident safely.

In the event of a fire, explosion, or injury, the operator should call for emergency services immediately and provide information about the location and status of the incident. They should also provide their medical history to receive timely medical attention.

V. Risk Assessment and Hazard Management When Operating a Hot Air Gun

A. Identifying potential risks and hazards in operating a hot air gun

Before operating a hot air gun, identifying potential risks and hazards is very important to ensure user safety. Some risks and hazards in operating a hot air gun include:

Risk of burns: The hot air stream from the hot air gun can reach high temperatures and can cause burns if it comes into contact with the skin. Failure to wear personal protective equipment such as heat-resistant gloves can lead to this risk.
Risk of fire and explosion: The high temperature of the hot air stream can pose a fire and explosion risk if the hot air gun is used near flammable materials or flammable chemicals. Maintaining a safe distance and working in a well-ventilated area is necessary to avoid this situation.
Material damage: Excessively high temperatures or improper use can damage sensitive materials such as plastic, rubber, or paint coatings. Setting the appropriate temperature and pressure is important to avoid this condition.
Toxicity of exhaust fumes: When using a hot air gun, the exhaust fumes may contain toxic compounds if working with certain materials. Working in an environment with a ventilation system or using appropriate protective equipment is necessary to protect health.

Identifying these potential risks and hazards will help the user of the hot air gun to apply appropriate safety measures to minimize risks and ensure a safe working environment.

B. Effective hazard prevention strategies when operating a hot air gun

1. Regular inspection and maintenance of the hot air gun for safe operation

To ensure the safe operation of a hot air gun, regular inspection and maintenance are very important. Before use, the user should perform the following steps:

Overall machine inspection: Check parts such as the heat nozzle, heat pipe, temperature controller, and fan to ensure they are functioning normally and show no signs of damage. If any problems are found, repair or replace the necessary parts.

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Check the electrical system: Ensure that the power cord and connections are in good condition and not exposed or broken. Check thoroughly to ensure safety when using the hot air gun.

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Maintain and clean the parts: Remove dirt, grease, and other contaminants that could affect the performance or safety of the hot air gun. Use appropriate tools and cleaning agents to clean and maintain the machine.

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Check and adjust the temperature: Ensure that the temperature controller is working correctly and can be adjusted to meet the requirements of the job. Check the temperature of the hot air stream to ensure safety and efficiency when using the hot air gun.

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Personal protection: Always wear personal protective equipment such as safety glasses and heat-resistant gloves when operating the hot air gun to protect your own safety.

By performing these regular inspection and maintenance steps, users can ensure the hot air gun operates safely and effectively during use. Regular maintenance also helps to extend the life of the machine and reduce the risk of unexpected incidents.

2. Adhere to occupational safety regulations for the safe operation of a hot air gun

To ensure the safe operation of a hot air gun, adherence to occupational safety regulations is very important. First, the operator must understand and apply safety rules such as wearing full and correct personal protective equipment, including safety glasses, heat-resistant gloves, and a heat-resistant jacket.

Next, always work in a well-ventilated area to limit the risk of fire or explosion. Avoid using the hot air gun near flammable materials or flammable chemicals. In addition, follow the use and storage instructions provided by the manufacturer to ensure safety and efficiency during operation.

Furthermore, the operator should be trained and instructed on how to use the hot air gun safely. This includes knowing how to adjust the temperature and distance of the hot air stream to suit each specific application.

3. Identify and mark a safe zone when operating a hot air gun

During the operation of a hot air gun, identifying and marking a safe zone is very important to ensure the safety of the user and those around them. First, identify the working area of the hot air gun and ensure there are no flammable materials, hazardous chemicals, or unnecessary items in this area.

Next, clearly mark the safe zones around the hot air gun. The safe zone should have a safe distance to avoid direct contact with the hot air stream and ensure the safety of the worker. Use signs or labels to indicate hazardous areas and safe zones in the work area.

In addition, ensure that no one is allowed to approach the working area of the hot air gun except those who are trained and experienced in its operation and safety. Cleaning and maintaining a clean work area is also an important factor in reducing the risk of incidents and accidents.

4. Use personal protective equipment when operating a hot air gun

When operating a hot air gun, the use of personal protective equipment is extremely important to ensure the safety of the user. First and foremost, it is important to wear safety glasses to protect the eyes from direct contact with the hot air stream and high-temperature rays.

Second, the operator should wear heat-resistant gloves to protect their hands from the risk of burns when coming into contact with the hot surfaces of the hot air gun and the work material.

In addition, it is necessary to ensure that a heat-resistant jacket or appropriate protective clothing is worn to protect the skin from direct contact with the hot air stream.

To further enhance safety, the operator should also ensure that they do not wear flammable or easily permeable clothing in the working area of the hot air gun.

5. Emergency procedures and response in case of an incident when operating a hot air gun

When operating a hot air gun, being prepared and knowing how to react in case of an incident is very important to ensure safety. First, always have an emergency plan and procedure ready to handle unexpected situations.

In case the hot air gun malfunctions, such as overheating, unusual smoke, or danger, the operator should immediately disconnect the power and stop operating the machine. They should then leave the hazardous area and report the incident to the manager and technical team to take corrective measures.

In more serious situations such as a fire or explosion, the operator should call for emergency services immediately and provide detailed information about the location and status of the incident. They should follow the instructions of the firefighters or emergency personnel and assist in first aid for victims or controlling the situation.

6. Participate in occupational safety courses when operating a hot air gun

Occupational safety and health training is not only a legal requirement but also a commitment to the safety and health of workers. It helps employees recognize and deal with risks and hazardous situations, thereby reducing accidents, injuries, or fatalities in daily work.

The risk of accidents is always present and can happen at any time in the work environment due to the possibility of human error and the inability to anticipate every situation. This emphasizes the need for continuous Occupational Safety Training and vigilance.

When participating in occupational safety training at Nam Viet Safety Training Center, workers will be thoroughly trained from theory to practical risk scenarios. Accordingly, there will be measures to identify and prevent occupational accident risks that may occur during work. After the training course, trainees will take occupational safety tests to obtain an occupational safety certificate. From there, workers will have a clear understanding of safety knowledge as well as a valid certification for work.

VI. Factors Affecting Occupational Safety When Operating a Hot Air Gun

A. How do weather conditions affect the operation of a hot air gun?

Weather conditions can significantly affect the operation of a hot air gun, especially since hot air guns often work in hot environments. Many weather factors can have an effect, such as:

Temperature: High temperatures in the summer can increase the working temperature of the hot air gun, leading to an increased risk of burns and work pressure. Without proper temperature control, the performance of the hot air gun may decrease.
Humidity: High humidity can affect the performance of the hot air gun by reducing its ability to dry and transfer heat. This can lead to longer working times and results that do not meet expected performance.
Wind: Strong winds can reduce the performance of the hot air gun by reducing the pressure of the hot air stream or causing a loss of temperature focus.
Rain or other adverse weather conditions: If the hot air gun is used outdoors, rain and other severe weather conditions can be dangerous and affect the machine’s operation.

Therefore, to ensure the effective and safe operation of the hot air gun, the operator needs to monitor and adjust for the corresponding weather conditions. Applying protective measures and adjusting work processes will help optimize performance and ensure safety in all weather conditions.

B. How does the work environment affect the operation of a hot air gun?

The work environment has a significant impact on the operation of a hot air gun. Factors in the work environment can have the following effects:

Temperature: The temperature of the work environment can affect the performance of the hot air gun. If the environment is too hot, the hot air gun may have difficulty maintaining temperature and drying materials. Conversely, if it is too cold, the performance of the hot air gun may decrease due to a reduced drying rate.
Humidity: High humidity can reduce the drying capacity of the hot air gun and cause problems with the durability and quality of the final product. Low humidity can also cause dry skin and eye irritation for the operator.
Ventilation: The work environment should have adequate ventilation to support air circulation and reduce the risk of toxic gas accumulation. If there is insufficient ventilation, the hot air gun may have difficulty dissipating heat and drying.
Workspace: The work environment must provide enough space for the operation of the hot air gun without endangering the operator and other personnel. Having a spacious and clean workspace also helps to increase efficiency and safety during operation.

By assessing and adjusting the work environment appropriately, operators can achieve optimal performance and ensure safety while using a hot air gun. Applying protective measures and adhering to safety standards is essential in the work environment of a hot air gun.

C. How does the technical condition of a hot air gun affect its operation?

The technical condition of a hot air gun directly affects its operation and performance. The following technical factors can influence the operational process:

Temperature and pressure of the hot air stream: The technical condition of the hot air gun affects its ability to generate and maintain the temperature and pressure of the hot air stream. If the hot air gun is damaged or not regularly maintained, it can lead to unstable temperatures, posing a risk of burns or failing to achieve the desired performance during work.
Temperature control and other control devices: The controllers on the hot air gun must function correctly to adjust the temperature and other parameters of the machine. If the control devices do not work properly, the operator will have difficulty adjusting the machine to suit the job.
Periodic maintenance and repair: Regular maintenance and repair of the hot air gun are very important to maintain good technical condition. If the machine is not maintained periodically, it can lead to performance and safety issues during operation.
Lifespan and durability of the machine: The technical condition of the hot air gun also affects its lifespan and durability. The better the hot air gun is maintained and cared for, the longer its lifespan and the higher its performance.

In summary, the technical condition of a hot air gun plays a crucial role in ensuring its safe and effective operation. Regular maintenance and frequent technical checks are necessary to ensure the machine is always in the best operating condition.

D. How do the safety knowledge and skills of the worker affect the operation of a hot air gun?

The safety knowledge and skills of the worker play a crucial role in operating a hot air gun safely and effectively. First, understanding the potential risks when operating a hot air gun is very important. Workers must be trained on the potential dangers, such as the risk of burns, fire, explosion, or other injuries related to the hot air gun.

Next, the skill of operating a hot air gun also requires meticulousness and precision. Workers need to know how to adjust the temperature and pressure of the machine to suit each specific application. In addition, having the skill to manage the hot air stream and ensure safety during work is also essential.

VII. Occupational Safety Training on Skills for Safe Operation of a Hot Air Gun

A. Why do operators of hot air guns need to be trained in occupational safety?

Occupational safety training for operators of hot air guns is necessary for several important reasons. First, training helps operators become aware of the potential hazards when working with a hot air gun, including the risk of burns, fire, explosion, and issues related to electricity and high temperatures.

Second, occupational safety training provides operators with basic knowledge on how to use a hot air gun safely and effectively. This includes knowing how to adjust the temperature, manage the hot air stream, and take personal protective measures such as wearing protective gear.

In addition, training helps raise awareness of occupational safety regulations and procedures in the workplace. Operators will understand their role in maintaining a safe work environment and their responsibility to themselves and their colleagues.

B. Where to get occupational safety training for operating a hot air gun?

An Toan Nam Viet is a reputable and high-quality occupational safety training center in Vietnam today. With occupational safety training sessions held continuously at production workshops, factories, or construction sites across the country (63 provinces in Vietnam).

To ensure the effectiveness of the training, An Toan Nam Viet prepares carefully and meticulously, down to the smallest detail. From preparing tools, equipment, teaching aids to curriculum, materials, sound, and lighting.

The occupational safety training instructors at An Toan Nam Viet are experts with many years of experience in the field. They even have research projects identifying hazards in all industries and how to prevent them.

The instructor’s lectures are drawn from practice and conveyed in the most vivid and easy-to-understand way to the workers. These factors help workers feel comfortable during the learning process and absorb the teaching knowledge well. Of course, the knowledge conveyed always adheres to Decree 44/2016/ND-CP. From there, they will grasp many measures to prevent hazards and how to protect themselves. At the same time, they will also apply it most appropriately in their actual work.

VIII. The Significance of Occupational Safety in Operating a Hot Air Gun

A. The importance of maintaining occupational safety in the operation of a hot air gun

Maintaining occupational safety in the operation of a hot air gun is extremely important because it ensures the protection of the worker and the work environment. First, occupational safety helps minimize the risk of accidents and injuries to the hot air gun operator. Using the correct personal protective equipment such as safety glasses, heat-resistant gloves, and protective clothing helps protect the worker from potential hazards like burns or injuries.

Second, maintaining occupational safety in the operation of a hot air gun ensures the efficiency and reliability of the production process. When workers are trained and apply safety measures, they can work more effectively without worrying about personal safety.

In addition, maintaining occupational safety in the operation of a hot air gun helps create a positive work environment and boosts employee morale. An emphasis on safety also demonstrates the company’s commitment to the health and safety of its employees, which helps to increase employee loyalty and satisfaction.

B. Important safety measures to know before operating a hot air gun

Before operating a hot air gun, there are several important safety measures that the operator must know to ensure the safety of themselves and those around them. First, wearing personal protective equipment is extremely important. This includes safety glasses to protect the eyes from heat rays and dust, heat-resistant gloves to protect the hands when in contact with the hot air gun, and a heat-resistant jacket to protect the skin from the risk of burns.

Second, inspecting the hot air gun before use is an important safety measure. Ensure that the hot air gun is working properly, the ventilation ports are not blocked, and the controls are functioning correctly. If any problems are found, the operator should immediately notify a manager or technical staff for repair.

Finally, training and mastering occupational safety regulations are essential. The operator must be trained on the potential risks when operating a hot air gun and how to respond to dangerous situations. Applying these safety measures not only protects the health of the worker but also ensures that the operation of the hot air gun is conducted safely and effectively.

Complete the occupational safety training course to be issued an occupational safety card by the occupational safety training center to properly supplement your work records.