The Great Ketchup Mystery
Interesting but it doesn't answer why if you tap the "57" on a bottle of Heinz, the ketchup comes out with relative ease.
Everyone has fallen prey to the ketchup bottle at one time or another.
After struggling to dislodge a meager few drops of the red liquid, an avalanche suddenly gushes out and buries your perfectly cooked burger. With suspiciously perfect timing, the ketchup changes from a thick paste to a runny liquid.
If you find yourself splattered and wondering "why?", you're in good company. Theoretical physicists are puzzled, too.
(via
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