Hybrid and electric vehicle (H/EV) sales will more than double to 25 million units in 2018. Market advances will be led by micro and mild hybrids. Micro hybrids are conventional vehicles equipped with start-stop systems. Mild hybrids also have regenerative braking, and some of these come equipped with a small electric motor that helps start the vehicle but can not propel it without the aid of an internal combustion engine.
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