Controlling Environmental Causes: All the  environment  causes have something  to do with  machinery  and equipment  with the  things  one can see and  feel. A  good  layout  and working  conditions  play  a major  role in preventing  many accidents. Improper physical and mechanical environment  such as space light  heart arrangement.  Ventitiation materials tools  equipments procedures company plicy routing etc. Make  it awkward difficult inconvenient or  impossible to  follow  safe  practice rules.

2. Controlling Behaviouristic Causes: These  can be  controlled through  the application of:

1. Job analysis

2. Job training

3. Supervision

4. Discipline

5. Personal work

6. Physical examination.