Not yet published but this study could be of interest:
Hands-free faucets harbor germs, Johns Hopkins study says – Los Angeles Times.
. Not that surprising mind you but many people do assume that hands free faucets are clean.
Not yet published but this study could be of interest:
Hands-free faucets harbor germs, Johns Hopkins study says – Los Angeles Times.
. Not that surprising mind you but many people do assume that hands free faucets are clean.