Den @flaticols.dev · Jan 25 In the non-digital world, I found a very strange but attractive pen - the stilform AEON. It has an "infinity" nib.
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The physics or chemistry of eternal tip basically very simple: the metal tip oxidizes the surface of the paper it touches, leaving marks similar to graphite. The tips are made of a natural and non-toxic alloy of tin and bismuth that creates “pencil-like” marks.