Hazard
A hazard is a source with a situation which has a potential to cause harm.
(Target- People, Property and Planet)
Main 10 Hazards
- Gravity ভার
- Motion গতি
- Electrical বৈদ্যুতিক
- Mechanical যান্ত্রিক
- Pressure চাপ
- Temperature তাপমাত্রা
- Chemical রাসায়নিক
- Biological জৈবিক
- Radiation বিকিরণ
- Sound শব্দ

Sources of Hazards
Hazards exist everywhere – at home, at workplace, at road etc. with varying types and dimension
1) Physical Hazards
2) Chemical Hazards
3) Biological Hazards
4) Psycho-social Hazards
5) Hazards out of human failures
Hazard Identification
Unsafe work conditions
- Inadequate lighting
- Poor ventilation
- Presence of toxic gasses
- Obstructions at workplace
- Chemical spills (Leaking)
- PPE not in good and safe condition
Unsafe work practices/ Acts
- Not use PPE where require
- Using defective PPE
- Using PPE incorrectly
- Ignoring safety signage
- Horseplay
- Entering into areas requiring entry permits W/O first obtaining a valid entry permit
Hierarchy of Control
Hierarchy of control is a system used in industry to eliminate or minimize exposure to occupational hazards of protecting workers. It is a widely accepted system promoted by numerous safety organizations. This concept is taught to managers in industry, to be promoted as standard practice in the workplace.

Hierarchy of Control