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opening position and air movement
This experiment is about to test out the different opening position in the building will have different air movement/wind speed within indoor. The tools hairdryer and a card box with a hanging balsa wood ball are used to run the experiment.
two middle
lower
upper
one middle
The diagrams above show each opening come out with different air movement. The lower opening and the one middle opening have much dynamic movement than the others. This experiment let me look more detail on opening position is important to achieve maximum natural ventilation.
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