A new, small-scale study conducted at the University of Connecticut shows bathroom hand dryers are actually extremely gross.
The study, published in the American Society for Microbiology's Applied and Environmental Biology journal, found the devices spray fecal bacteria and other nastiness from their outlets, spreading an invisible miasma of filth.
The test showed the nozzles themselves are relatively bacteria-free. When the fans wind up, problems appear. The fans suck up nastiness from the air, concentrate it, and then spray it onto your wet hands as you work to dry them off. The study placed bacteria-collecting plates underneath the nozzles and waited to see what would grow.
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The study, published in the American Society for Microbiology's Applied and Environmental Biology journal, found the devices spray fecal bacteria and other nastiness from their outlets, spreading an invisible miasma of filth.
The test showed the nozzles themselves are relatively bacteria-free. When the fans wind up, problems appear. The fans suck up nastiness from the air, concentrate it, and then spray it onto your wet hands as you work to dry them off. The study placed bacteria-collecting plates underneath the nozzles and waited to see what would grow.
Continue reading…
Continue reading...