http://www.autoblog.com/2008/04/08/color-shifting-roads-warn-of-ice/ Autoblog Comments for Color-shifting roads warn of ice http://www.autoblog.com/media/feedlogo.gif http://www.autoblog.com en-us Copyright 2008 Weblogs, Inc. The contents of this feed are available for non-commercial use only. Blogsmith http://www.blogsmith.com/http://www.autoblog.com/2008/04/08/color-shifting-roads-warn-of-ice/http://www.autoblog.com/2008/04/08/color-shifting-roads-warn-of-ice/Apr 8th 2008 9:05AM