Preventing the additional matter

Removing unwanted matter from the environment

Keeping the things in systematic arrangement

Keeping the working place in safe situation

Connector screwdriver

Philips screw driver

Heavy-duty screwdriver

Insulated screw driver

Ergonomic

Biological hazard

Physiological hazard

Phychological hazard

Fatigue

Bacteria

Corrosive

Sickness

To maintain discipline

To co-operate with co-workers

To provide a safe work environment

To keep the work place neat and clean