The maiden commercial flight of Boeing's 787 rnDreamliner in October marked the debut of some of the most dramatic innovations in aircraft construction in decades. Boeing's massive assembly line in Everett, Wash., is cranking out 787s, and a second line is starting up in North Charleston, S.C., as the company sets out to build 10 a month to fill orders for more than 800 of the new jets, upping your chances of flying on the new bird in 2012.rnRoughly half the plane's weight is made up of composites,rnmixes of carbon fiber and epoxy that are lighter than most metals.
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