In Japan, clothing education at the elementary and junior high school levels has been centered on the teaching of clothing construction. For a more effective teaching, however, it is necessary to let pupils and students acquire knowledge of the basic characteristics of textiles through experiments. This thesis presents a simple method for measuring air permeability, such as with a hair-drier, a hot wire anemometer, a vane anemometer, a Kata thermometer, a piece of film, a baloon, etc.
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