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Biganon
20 days ago
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Rotring 600 Ballpoint Pen
The ink from Frixxion pens disappears with time. I found out the hard way when I went to re-read my MLaw notes a few years after writing them.
numpad0
20 days ago
[–]
I've heard that they sometimes reappear when frozen, though not sure if that applies to natural discolorations as well.
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