90 Degree corners

Cutting metals

Finishing flat edges

Preliminary rough work

Break the contact

Call the doctor

Switch OFF power supply

Pull the person from electrical contact

Deviation

Open circuit

Overloading

Proper earthing

Schafer's method

Mouth-to-nose method

Nose-to-mouth method

Mouth-to-mouth method

Heavy load

Falling object

Object striting the load

Wrong lifting technique