The F-duct normally improves straight-line speed but at Monza it is helping to improve cornering speed while the flatter, Monza-spec wing actually makes the car quicker on the straights.

BBC: Italian GP qualifying as it happened

Professional gardener Chris Roach(ph) stands in line with his heavily duct taped blower.

NPR: L.A. Looks to Cut Smog with Leaf Blower Trade-In

New York (CNN) -- Get too far out of line aboard an international flight and you could be restrained in your seat with zip ties and duct tape.

CNN: STORY HIGHLIGHTS