Have you ever noticed that little white string inside the eggs? It's not part of a baby chick or anything yucky. The strings keep the egg yolk from splatting against the shell. There are many other everyday things that are hiding their secrets. Let's unveil some myths about them and find out what your zipper really says, what's in the middle of an Oreo cookie, and answer many other questions you've always had about the most common things.

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