A DIY metal heatsink for a 3D printer, which resembles an E3D V6 heatsink.
https://noise.j-w.au/system/media_attachments/files/113/224/039/132/759/663/original/f52df17329a98e23.jpeg
Remembering the time I accidentally made a heat sink from magnesium.
Pro tip! A heat sink should not have an ignition temperature.
It should *especially* not have an ignition temperature than the source can provide 🔥
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