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Arc flash is the exposure to the tremendous thermal energy released by an arc fault. All employees who work around energized electrical equipment (electricians, maintenance workers, operators, etc.) may be affected by an arc flash occurrence. Arc flashes are a primary hazard in the following industries: oil and gas, utility, solar, and wind power generation, paper and pulp manufacturers, hospitals, universities and colleges, food processing and packaging plants, breweries, bakeries, and …

Electricity has been generated in power stations since 1882. Due to increased efficiency, world energy consumption was cut down by 1.5% in 2009, for the first time since World War II. The continuous increase in efficiency will result in less electricity needed for a given demand of electrical power. But since the demand will continue to grow (mostly because of the electrification of heating and transportation and the growing economies in developing countries), the world energy consumption is …