1. Overview of Essential Oil Diffusers
a. What is an Essential Oil Diffuser?
An essential oil diffuser is a device used to disperse essential oils into the air to create a fragrant and relaxing environment. Essential oil diffusers are commonly used in spas, yoga studios, living rooms, and other areas within homes.
An essential oil diffuser works by mixing a few drops of essential oil with water in a container, then using ultrasonic waves or heat to disperse the aroma of the essential oil into the air. Different types of diffusers come with various features, including timer modes, LED lights, and aesthetic designs.
b. Machinery used in essential oil diffuser production
The production of essential oil diffusers involves multiple steps and requires support from various machinery. Some of the machines used in the production process include:
- Metal cutting machines: used to cut metal parts for the device.
- High-pressure molding machines: used to mold plastic components for the device.
- CNC machines: used for precise processing of metal parts.
- 3D printers: used to create prototypes and ensure component compatibility.
- Laser cutting machines: used to cut and engrave metal or plastic components for the device.
- Welding machines: used to weld metal parts together.
- Packaging machines: used to package and protect products before shipment.
Additionally, production requires quality control equipment, plastic injection machines, spray painting machines, drilling machines, grinding machines, and other devices depending on the manufacturer’s requirements.
c. Essential oil diffuser manufacturers in Vietnam
Currently, Vietnam has many popular and high-quality essential oil diffuser brands. Notable brands include:
- EcoGreen: one of the most famous essential oil diffuser brands in Vietnam, highly rated for features, design, and quality.
- Jivi: a well-known brand in Vietnam, recognized for unique designs, good features, and affordable prices.
- Senso: famous for aesthetically pleasing diffusers, diverse features, good quality, and reasonable prices.
- SkyLife: a brand highly regarded for luxurious designs, diverse functions, and product quality.
- Xungtiendat: another popular brand, valued for functionality, quality, and affordability.
There are also many other brands in Vietnam providing high-quality essential oil diffusers.
d. Specific roles in an essential oil diffuser manufacturing factory
Group 1
- Executive director, deputy executive director, and department heads in an essential oil diffuser factory.
Group 2
- Safety officers: manage factory safety, design safety procedures, supervise, and ensure employees follow safe work practices.
Group 3
- Housing production: process and produce external components such as the housing, buttons, LCD screens, and control circuits.
- Assembly: assemble components to create a complete product and check the quality of each item.
- Product testing: inspect product quality before market release, including temperature, humidity, pressure, noise, and other technical specifications.
- Packing and shipping: package products per order and ensure delivery to customers on time and at the correct location.
- Maintenance and repair: maintain and repair defective products during production or usage.
Group 4
- Office work, service, sales, and marketing.
- Production management, quality control, human resources, material management, finance, and accounting.
- Design: product design including exterior and interior design, prototyping, and technical drawings.
2. Overview of Occupational Safety Training for Essential Oil Diffuser Production
This article focuses on Group 3 because Group 3 directly participates in production and faces the highest occupational safety risks. Refer to other groups here.
a. What is Group 3 occupational safety training?
- Group 3 occupational safety training consists of sessions that provide workers with awareness and methods to prevent workplace accidents.
- The training helps employees identify hazards and avoid risks, reducing the likelihood of workplace accidents during production.
REGISTER FOR OCCUPATIONAL SAFETY TRAINING SERVICE
b. Training duration
Initial safety training
- Total training duration is at least 24 hours, including assessment time.
- 8 hours of theory on policies and occupational safety laws
- 8 hours of theory on basic occupational safety knowledge
- 4 hours of theory on specialized content
- 2 hours of practical training on specialized content
- 2 hours of final theoretical assessment
Training centers will divide the sessions depending on worker schedules. Typically, there are 6 sessions over 3 days if continuous study time is provided.
Periodic safety training
- Before the occupational safety card expires, workers seeking renewal must attend periodic occupational safety training, with a duration of at least 50% of the initial training.
Explanation: total periodic training is at least 12 hours, including assessment. Upon completion and passing the assessment, workers will have their occupational safety cards renewed.
c. Training content
No. | TRAINING CONTENT | TRAINING DURATION (HOURS) | |||
Total | Including | ||||
Theory | Practice | Assessment | |||
I | Policies and occupational safety laws | 8 | 8 | 0 | 0 |
1 | Overview of legal documents on occupational safety and hygiene. | 6 | 6 | ||
2 | Standards and technical regulations on occupational safety and hygiene. | 1 | 1 | ||
3 | Specific regulations by state management agencies for safety during construction, expansion, or renovation of facilities for production, storage, and inspection of machinery, equipment, materials, or substances requiring strict safety standards. | 1 | 1 | ||
II | Basic occupational safety knowledge | 8 | 8 | 0 | 0 |
1 | Basic knowledge of hazardous factors in the workplace. | 4 | 4 | ||
2 | Methods to improve working conditions. | 1 | 1 | ||
3 | Safety culture in production and business. | 1 | 1 | ||
4 | Rights and obligations of employers and employees; policies on occupational safety; roles and duties of safety officers. | 1 | 1 | ||
5 | Safety regulations, signs, use of personal protective equipment; first aid and occupational disease prevention skills. | 1 | 1 | ||
III | Specialized training content | 6 | 4 | 2 | 0 |
Comprehensive knowledge of machinery, hazardous substances, risk assessment, and safe working procedures for machines and substances requiring strict safety standards. | 6 | 4 | 2 | ||
IV | Final assessment | 2 | 2 | 0 | 0 |
Total | 24 | 22 | 2 |
See more training content of all 6 groups
d. Occupational Safety Card
After completing the occupational safety training and passing the assessment, employees will be issued an occupational safety card (commonly called Group 3 safety certificate).
The card displays information such as full name, date of birth, job, and work environment. It also shows training duration, a red stamp, and a signature confirming course completion.
According to Clause 2 of Article 24, Decree 44/2016/ND-CP, there are two cases:
- If the employer and employee have a labor contract, the employer must sign, stamp, and affix seals on the card after the worker completes Group 3 training and passes the assessment.
- If the worker is freelance or seasonal, without a labor contract, the training unit must sign, stamp, and affix seals on the card after the worker completes the training and passes the assessment.

3. Identifying Hazards Affecting Workers During Essential Oil Diffuser Production
During the production of essential oil diffusers, workers may face several hazards affecting their health, including:
- Risk of electric shock: due to the use of electronic devices during production, workers may be electrocuted if devices are not used properly or power is not turned off.
- Risk of fire and explosion: due to the use of electronic devices and essential oils, workers may experience explosions or fires if safety is not ensured during production.
- Respiratory hazards: essential oils may irritate the nose, eyes, and respiratory system, causing symptoms such as coughing, difficulty breathing, headache, dizziness, nausea, fatigue, sore throat, etc.
- Risk of scratches, cuts, impacts: due to the use of tools and machinery during production, workers may experience scratches, cuts, or impacts, causing injuries, bleeding, and pain.
- Vision hazards: working with electronic devices in poorly lit environments may cause eye strain, difficulty seeing, or vision damage.
4. Common Workplace Accidents for Workers During Essential Oil Diffuser Production
Common workplace accidents for workers during essential oil diffuser production may include:
- Scratches, cuts, impacts: Workers may experience scratches, cuts, or impacts while performing tasks during production, such as using cutting tools or assembling components of the diffuser.
- Puncture injuries: Workers may be punctured by components, tools, or other materials during production.
- Burns: Workers may get burned by hot materials or essential oils during production.
- Poisoning or health effects: Essential oils may irritate the nose, eyes, and respiratory system, causing symptoms such as coughing, difficulty breathing, headache, dizziness, nausea, fatigue, sore throat, etc.
- Electric shock: Workers may be electrocuted if electronic devices are not used properly during production.
5. Safety Measures During Essential Oil Diffuser Production
Safety measures during essential oil diffuser production may include:
- Maintaining factory hygiene: Factories must ensure the production area is clean to prevent dust accumulation and provide sufficient ventilation for fresh air.
- Using personal protective equipment: Workers must use full personal protective equipment including gas masks, safety goggles, protective clothing, gloves, and safety shoes to protect their health during work.
- Using safety equipment: Factories must use safety devices such as impact sensors, temperature sensors, and special lubricants to prevent accidents during production.
- Occupational safety training: Factories must train workers on safe production procedures, proper use of equipment and protective gear, and emergency handling.
- Working conditions: Factories must provide a safe, comfortable working environment with adequate lighting to reduce fatigue and work-related health issues.
- Regular safety inspections: Factories must conduct periodic safety checks on equipment, machinery, and production processes to ensure effective and safe operation.
- Periodically conduct occupational environment monitoring in factories, collect and analyze harmful factors, and adjust to reduce risks to prevent occupational diseases for workers.
6. Benefits of Occupational Safety Training for Essential Oil Diffuser Production
An Toan Nam Viet provides enterprises with the following benefits upon completing occupational safety training courses according to Decree 44/2016/ND – CP on occupational safety and hygiene:
- Workers can identify potential risks of workplace accidents and take preventive measures to avoid accidents.
- Enterprises can establish risk prevention measures in production, operation, and maintenance processes.
- Reduce costs associated with potential workplace hazards.
- Uninterrupted production increases labor productivity and product quality.
- Compliance with labor safety laws to avoid legal risks.
- Enhance reputation and professionalism, elevating the enterprise’s brand.
Nam Viet’s training courses are solutions to prevent and protect individuals from external hazards that may lead to injury or even death.
REGISTER FOR OCCUPATIONAL SAFETY TRAINING SERVICE
7. Customer Feedback After Completing Occupational Safety Training for Essential Oil Diffuser Production
An Toan Nam Viet has many years of experience accompanying enterprises in Vietnam in general and in the southern provinces in particular. This responsibility is highly valuable, so An Toan Nam Viet always focuses on professional occupational safety training. The motivation for our growth comes from positive feedback and suggestions from enterprises. Below are some testimonials from our clients.
See more customer interviews after using the service from An Toan Nam Viet
8. An Toan Nam Viet’s Occupational Safety Training Capacity
An Toan Nam Viet is a reputable and high-quality occupational safety training center in Vietnam. Training sessions are continuously conducted at production workshops, factories, and construction sites across the country (all 63 provinces in Vietnam).
REGISTER FOR OCCUPATIONAL SAFETY TRAINING SERVICE
Occupational Safety Training License
- An Toan Nam Viet has been inspected and certified by the Department of Safety under the Ministry of Labor – Invalids and Social Affairs, granting a certificate confirming eligibility for occupational safety and hygiene training. This further strengthens our capacity in occupational safety training.

Training Materials and Lectures
- Before the training materials are used in occupational safety training courses, they are reviewed and approved to ensure accuracy and effectiveness.
- The teaching methods of instructors are standardized according to An Toan Nam Viet standards, developed by occupational safety experts to maximize knowledge absorption for trainees.
Facilities
- Controlling classroom factors affecting training improves teaching efficiency and knowledge retention.
- Training support facilities include spacious classrooms meeting standards for area, lighting, training equipment, etc.
9. Nationwide Reputable Occupational Safety Training Center
At An Toan Nam Viet, occupational safety training is our top priority. Teaching workers self-protection knowledge equips them with safety skills for their livelihood and contributes to national development.
To ensure effective training, we meticulously prepare every detail, from teaching tools and devices to curriculum, materials, sound, and lighting.
Our occupational safety instructors are experts with many years of experience and research identifying hazards across industries and preventive measures.
Lectures are practical, engaging, and easy to understand, helping workers learn comfortably while retaining knowledge. Training is always aligned with Decree 44/2016/ND-CP.
Workers learn preventive measures and self-protection techniques applicable in real work scenarios.
Our training center is proud to provide professional, reliable occupational safety training with the following advantages:
- Competitive training costs while maintaining quality.
- Flexible training schedules according to company production needs.
- Fast certification procedures compliant with law.
- Experienced instructors with long-term expertise.
- Classroom factors are controlled to enhance teaching efficiency and knowledge absorption.
- Lessons tailored to occupational safety in enterprises.
- An Toan Nam Viet works dedicatedly and professionally to support clients accurately and promptly.
10. Additional References for Occupational Safety Training for Essential Oil Diffuser Production
- Occupational safety materials for essential oil diffuser production
- Occupational safety training material set
- Occupational safety training test set
- Occupational safety training curriculum for essential oil diffuser production
- Occupational safety multiple-choice test for essential oil diffuser production
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