Interesting from a biology/chemistry perspective, but also perhaps a really good example of missing secondary effects.
"The agencies do recommend using soap and water and scrubbing vigorously, for at least 20 seconds."
I spend a whole lot more time scrubbing when the water is nice and warm.
""You don't need hot water, you need soap, water, and friction," said Sack. He added that the Escambia County Health Department in Pensacola, Florida, decided to turn off the hot water heaters in its five clinics two years ago, after a review of the literature provided no evidence that hot water was better."
... and did turning off the hot water have impact on compliance with hand washing policy? That would be an interesting follow-up study.
"The agencies do recommend using soap and water and scrubbing vigorously, for at least 20 seconds."
I spend a whole lot more time scrubbing when the water is nice and warm.
""You don't need hot water, you need soap, water, and friction," said Sack. He added that the Escambia County Health Department in Pensacola, Florida, decided to turn off the hot water heaters in its five clinics two years ago, after a review of the literature provided no evidence that hot water was better."
... and did turning off the hot water have impact on compliance with hand washing policy? That would be an interesting follow-up study.