Idling Your Car to Warm It Up Wastes Gas and Decreases Performance Over Time [Cars] http://feeds.gawker.com/~r/lifehacker/full/~3/hyL07mjDuNg/idling-your-car-to-warm-it-up-wastes-gas-and-decreases-performance-over-time Saved on Dec 24, 2010 Internet Archive
