Foreword / Mahmoud A.B. El-Koshairy -- Introduction / M. Khalifa -- Electric fields / M. Abdel-Salam -- Ionization and deionization processes in gases / M. Abdel-Salam -- Electrical breakdown of gases / M. Abdel-Salam -- The corona discharge / M. Khalifa -- The arc discharge / M. Khalifa -- Insulating liquids / M. Khalifa -- Solid insulating materials / M. Khalifa -- High-volatge busbars / A. El-Morshedy -- Gas-insulated switchgear / H. Anis -- Circuit breaking / R. Radwan -- High-voltage cables / M. Abdel-Salam -- Grounding systems / A. El-Morshedy -- Overvoltages on power systems / H. Anis -- Insulation coordination / H. Anis -- High-voltage generation / M. Abdel-Salam -- High-voltage measurements / H. Anis -- Testing techniques / R. Radwan and A. El-Morshedy