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  The need for energy continues to rise, but there are only so many fossil fuels to go around. At now, there is a flurry of activity surrounding the introduction of new goods and equipment that make use of renewable energy sources. When the idea of electric cars on the road seemed unthinkable just a decade ago, now there are millions of them on the road. The market for electric vehicles is expected to increase at a rapid rate in the next years. Battery power is what gives electric automobiles their unique advantage over conventional gas-guzzlers. Initially, electric vehicle range was somewhat limited since batteries had a considerably lower energy density than hydrocarbons. With time, advancements were made in battery technology. Today's battery-powered cars can travel as far as their gasoline-powered counterparts. One barrier to the broad adoption of electric vehicles is the difficulty associated with charging their batteries. Several governments in developing countries have signa...