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Simulating ammonia release in the working environment using CONTAM software: When technology helps to see invisible risks

Monday, 11/08/2025, 03:13(GMT +7)
Ammonia (NH3) is a familiar chemical compound, widely used in many industries such as fertilizer production, food processing, refrigeration industry, chemicals, etc. Although it plays an important role in production, due to having characteristics like...

Safety regulations in arc welding

Occupational Safety, 02/12/2023, 10:27
Only workers who are appropriately trained, guided on operation mechanisms and given tasks are allowed to operate the welding machine. – Workers must fully focus on their work and thoroughly...

Special attentions for welding and cutting metals

Occupational Safety, 02/12/2023, 10:27
Metal cutting and welding using arc or oxygen-acetylen mixture are commonly used in construction. 1. Arc welding Welding hazards affect not only welding workers but also other people in the...

Guideline for safe lifting

Occupational Safety, 02/12/2023, 10:27
Occupational musculoskeletal disorders are manifestations of occupational harms which can be seen spreadly in many countries all over the world. Musculoskeletal disorders (MSDs) are manifestations of injuries or pain in...

Research on equipment kits of emergency evacuation for workers living and working in the high building

Occupational Safety, 02/12/2023, 10:27
Vietnam National Institute of Occupational Safety and Health has conducted research on equipment kits of emergency evacuation for employees living and working in high-rise buildings in order to help them...

8 methods to prevent occupational musculoskeletal disorders (MSDs)

Occupational Health, 02/12/2023, 10:26
One thing we should remember is only a method will never prevent hazards and risks. All necessary methods should be integrated to get optimum effect. Method # 1: Ergonomics Determine...

The formation and prevention of skin disorders

Occupational Health, 02/12/2023, 10:26
The formation and syndromes of skin disorders Skin disorders mainly occur among people who expose to organic solvents such as trichloroetylen (TCE), acid, alkali and detergents. The symptoms of these...

Common occupational diseases in mining industry

Occupational Health, 02/12/2023, 10:26
Mining is a typical industry and ranked as heavy labour with toxic and dangerous working environment and condition. Most of mines have complex geology but the exploitation technology is out...

6 regulations helping improving light condition at workplace

Working environment, 02/12/2023, 10:23
We all know that 80% of our information is received through the eyes. Bad light condition will reduce work capacity and product quality, as well as causing eye strains, fatigue...

4 principles to make a better workplace

Working environment, 02/12/2023, 10:23
Almost works are carried out at workplace where workers repetitively do a job hundred times a day. Hence, only a small improvement can bring numerous benefit. Unsound working position and...