Think the “5-second rule” means it’s okay to eat food you dropped on the floor? Think Again!

Sunday Edition

It’s common wisdom. If you pick up food within 5 seconds of dropping it, it’s safe to eat. Donald Schaffner, a food scientist at Rutger’s University in New Jersey, has put the theory to the test. He talks to Michael Enright, in our occasional series, “Think Again.”

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