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8th
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The jury might still be out on whether or not plug-in vehicles will eventually be widely accepted but what is not in doubt is the high level of R&D investment going into them worldwide. But where does this leave pure hybrids, or indeed mild hybrids, plug-in hybrids and General Motors' extended-range EV powertrain? In the first of a three-part series, Glenn Brooks examines the latest alternate powertrain technology.