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>> No.10924118 [View]
File: 179 KB, 1455x870, how2cool.png [View same] [iqdb] [saucenao] [google]
10924118

>>10919963
>pouring from cup to cup multiple times
>>10923741
>pouring coffee down the sink cools it quickly
You guys are onto something, but it can be done better. Build the rig on pic. Just run it through once, and you can drink it. Adjust the temperature with the size of the hole. For ultimate cooling exp, make the hole adjustable.

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