Veronika Ingles 
Introduction: Our homes, workspaces and public areas take use of electricity around 24 hours each day . it’s used for lighting, heating, and to work all kinds of electrical appliances. …
Sub-station plays an important role in the electric power system. The continuity of the electric power supply depends on the successful operation of the sub-station. Sub-station may be a central …
Americans always should be prepared for an emergency. Floods, wildfires, earthquakes, hurricanes — you name it — are often ruinous, especially if you’re not prepared.Every home should have a survival …