Poorly circulated room air raises potential exposure to contaminants by up to six times: Experiments quantify the effects of overhead heating on room air mixing with implications for COVID-safe meetings and classrooms – Science Daily

Having good room ventilation to dilute and disperse indoor air pollutants has long been recognized, and with the COVID-19 pandemic its importance has become all the more heightened. But new experiments by indoor air researchers at Lawrence Berkeley National…

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