Is the 5-Second Rule true?
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If we pick up dropped food quickly, is it still safe to eat? How quickly does bacteria on the floor move to the food? Some people call it the “5-Second Rule” or the “10-Second Rule,” even the “2-Second Rule.” But is there any truth to it, or is it just something we say to allow us to eat food off the ground? Vsauce investigates.
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TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.
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- Video created by Vsauce
- Lesson Plan created by Lauren McAlpine
