By Peter Weiss
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Even as fuel costs soar, truckers’ loads could become less of a drag. Moreover, making that happen would be a breeze, say researchers at a Georgia Institute of Technology laboratory in Smyrna.
That breeze—sheets of pressurized air—would blow rearward from slits in an 18-wheeler’s roof, sides, and bottom at locations just forward of the truck’s tail. Last week, the team began wind-tunnel tests on a model truck fitted with slits.