Tests in a laboratory show the effects of air currents on vehicles and houses.
Titles read: "Windy Corner (In The Laboratory)."
United States of America.
Various shots in a laboratory test the effects of air currents and wind resistance. Models of an airship and cars are tested in streams of air. A model of a house has a strong stream of air directed onto it; the rear part of the roof is lifted up from the suction of the air stream.