You might think 3D pens are safe (and they mostly are) but my Polaroid Play nearly caught fire for no apparent reason.
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You might think 3D pens are safe (and they mostly are) but my Polaroid Play nearly caught fire for no apparent reason.
The rapid cooling of the plastic from the 3D pen has an advantage: extrusions don’t “droop” like a glob of hot glue does before it hardens. By now, [Michael] agreed that the best way to ...