Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online.Electricity. History of electromagnetism, History of electrical engineering, Etymology of electricity, Electric charge, Electron, Proton, Ion, Electric current, Electric field, Electrostatics, Electromagnetism, Voltage, Electrical network, Electricity generation, Electric power transmission, Mains power around the world, Electric shock, Ampère''s circuital law, Electricity market, Electrical phenomena, Electronics, Electric power, Hydraulic analogy, Mains electricity, Native American contributions, Electric potential energy