Video: I don't know what's happening here but it's a visual trip show and we can thank science for it. It's the recrystallisation of impure 4-hydroxybenzaldehyde being dunked into ice water. You can see the compound inside the flask transform from a liquid at room temperature to a flurry, swirly, milky substance as it cools in the ice bath.
Watch This Sorcerous Liquid Substance Start Swirling In Crazy Patterns
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