That's looking to me like a patent writer trying to cover all bases although they might be onto something. So I'm, for now, letting plastic forms by EBM remain in the plausible space of outcomes. After all there is this, and more-
I think that Arcam printing polymers would be a huge development and would not be something mentioned as perfunctorily as she did in the video. I find nothing on Google Scholar relating Arcam to search words "electron beam manipulation carbon atoms." I do get lots of citations on electron beams and carbon nanotubes.
Hmmm ... , wish I knew more about physical chemistry right now.
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