Aasir110

Aasir110

    ELECTRIC CURRENT
    6:28
    VOLTAGE
    5:10
    Electric Lights
    6:45
    Electrical Safety
    6:43
    Fire fighting safety instruction
    6:32
    Safety instruction
    5:03
    Treatment for electric shock
    5:52
    What is Hazard / risk / accident / incident
    52:19
    Safety instruction
    2:01
    40 important questions of safety
    26:14