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The typical air cleaner filters out only invisible dirt. Can't it filter out visible dirt?
AIR changer is a small air purifier which can be adjusted for height on a desk. Depending on height, operation can be set in two ways. Air purifier and Handy cleaner. Like a using a ball point pen, it is easy to change the mode.
Sadi (Samsung Art & Design Institute)
Seoul, South Korea
Sadi (Samsung Art & Design Institute)
Seoul, South Korea
Min soon Kim