In the present electrical energy is the primary energy of human life on earth. Understanding electrical energy according to Wikipedia is the final energy required for electrical / energy stored in the electric current to drive the motor, lighting, heating, cooling or to move back one mechanical equipment to produce other forms of energy. The energy generated can come from various sources, such as water, oil, coal, wind, geothermal, nuclear, solar, and others. This energy is the magnitude of a few volts to thousands or millions of volts.
Electricity has penetrated our lives. Modern human life cannot be separated from electricity. With electricity as a source of energy that unites people and facilitate human work. Not a few others due to the negligence and inadvertence, this energy is potentially catastrophic for human or rather a handful of humans.
The electrical energy is described as a movement of charged energy electron flow like a stream of water flows.