Is it true that … you have five seconds’ grace after dropping food on the floor?
Many of us have reassured ourselves with the ‘five second rule’, but bacteria can transfer almost immediately – and sticks around for hours You drop
Many of us have reassured ourselves with the ‘five second rule’, but bacteria can transfer almost immediately – and sticks around for hours You drop a piece of cucumber on the floor.
Do you immediately throw it in the bin or reassure yourself of the age-old “five-second rule” and reckon it’s fine to pop it in your mouth after a quick rinse?
If you fall into the latter camp, John Tregoning, professor of vaccine immunology at Imperial College London, has some bad news. He refers to three studies into bacteria transfer that all point towards the rule being false.
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