A college professor and her students have challenged the prevailing wisdom of the so-called 5-second rule, which for generations has governed how long little morsels can remain on floors uncontaminated.Funny, I always thought it was the "ten-second rule." Glad to hear I can take my time bending over.
The window, the Connecticut team has concluded, is really 30 seconds.
"We wanted to look at a real-world situation," said Anne Bernhard, assistant professor of biology at Connecticut College in New London, noting the difference between her team's work and that of an earlier researcher.
I wonder what our infectious disease department will say...