anthropometrics, The diameter of the handle is influenced by average grip size, aesthetics, looking good! , maintenance, keeping the product in good working order, durable, does the product withstand wear and tear, safety, users might get hurt!, function, what's the products job?, environment, where does the product get used?, psychology, i can hear it's on!, physiology, awww the effort to use this!.

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Otomatik olarak kaydedilen geri yüklensin mi: ?