What really happens when you swallow chewing gum

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  • Does it really stay in your body for seven years?

    Remember being told, probably when you were at school, that if you swallowed a piece of chewing gum it would stay in your body for seven years?

    The news would have been delivered with grim authority by a classmate, possibly the same classmate who told you their brother had seen a UFO.

    But is there any truth in it? Well, the American Chemical Society have investigated into the myth in the video below.


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