Quote:
Originally Posted by Donutz
Myth.
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In regards to the hot water freezing faster:
In specific cases this is true. It depends on starting temperature, volume, initial motion... but it does require cooling by rapid evaporation.
The liquid in a straw is not "drawn" up. Your "sucking" creates a pressure zone in your mouth lower than 1atm. So the atmospheric pressure pushes the liquid up the straw. Now you know.