Imagine plugging your car into an outlet in your garage and then driving without a drop of gas.
Okay, electric vehicles, like ethanol-powered cars, aren't exactly new -- people have been tinkering with them since the early 1900's.
But actually getting affordable "plug-in" vehicles onto the market with powerful enough batteries to make them practical has been a real challenge for car manufacturers, with several starts and stops. They could be low pollution and very quiet. But of course, their overall environmental impact would depend on where you're getting the electricity -- from burning coal or using a cleaner source...
Electric cars to hit road
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