How Long Is Too Long To Eat From The Floor? Microbiologist Puts 5-Second Rule To Test ()

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NDTV Health
· 3 weeks ago
How Long Is Too Long To Eat From The Floor? Microbiologist Puts 5-Second Rule To Test

Does the 5-second rule actually work? Microbiologist comes up with answers after placing a petri dish on the floor for different durations.

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