Personalized Ventilation (PV) has been shown to improve inhaled air quality recently. However, it maylead to dissatisfaction such as draft due to personalized air applied locally to the facial region, orstuffiness due to inadequate air supply. This study aims to identify some reasons for the dissatisfactionamong tropically acclimatized people through a systematically experimental design.In this study 24 subjects were subjected to a series of random facial exposure to local air movementeach of 15 minutes duration in a well-controlled indoor air quality chamber.
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