Soot and Spin: Two Plug-in Paradoxes
Plugs and Cars
OCTOBER 27, 2007
Cold starts mean more pollution. The catalytic converter that keeps the ICE from being a gross polluter in conventional cars and hybrids however, isn't kept warm by the continual embrace of an ever-churning engine in a hybrid with all-electric range. Third-party and DIY converters can't muck with every system on a car.
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