Students could look at the rapid changes to society that the invention of the internal combustion engine led to. The most obvious intervention was the car. How did the car change the lives of those who could afford one? How did Henry Ford's new manufacturing methods improve the speed of assembly and reduce the cost of production?
Arc Flash is the result of a rapid release of energy due to an arcing fault between a phase bus bar and another phase bus bar, neutral or a ground. During an arc fault the air is the conductor. Arc faults are generally limited to systems where the bus voltage is in excess of 120 volts.
Storyline. While working in his lab during a storm one night, a bolt of lightning strikes a tray of chemicals soaking police scientist Barry Allen with its contents. Now able to move at super-speed, Barry becomes The Flash protecting Central City from the threats it faces. Written by Rob London.