Although electricity give some current to our home and some electrical device,but It does also harm to human and some species like rat,lizard and others. So lets see how electricity give harmful effect on us.

YELLOW BAR

The yellow bar shows, that range 1mA to 30mA aren’t harmful to adolescent,but for children is it harmful. This is because if a children is physically weak or sick this will be so critical for them if they had a shock between the range. This also get effect on old age people,if they get any shock between that range,their muscle will cramp or freeze.

ORANGE BAR 

This orange bar are the range that our home are supply current between 50mA-400mA.If children,adolescent or old age people get shock between the range, the will suffer some pain or numbness.

RED BAR  

This range in the red bar is totally dangers. It can cause serious damage to human being. Only trained and competent person can handle this kind of current to do some maintenance.