Comments by "remliqa" (@remliqa) on "How to Make a Cop Blush" video.

  1. You don't need purified water for this effect, but it is much, much easier to supercool the lesser the impurities that are inside the water. The ice cristallisation will start by just pouring the liquid or inserting a metal object like a spoon in it.. or just by shakin the container the liquid is in.
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