this post was submitted on 13 Nov 2023
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[–] [email protected] 18 points 10 months ago (1 children)

No he clearly says no ink and no toner. Toner is melted onto the paper after a laser (now mostly LEDs) heat up a drum. He's talking about burning the paper with a laser.... Which would be interesting but really hard to do where a top layer is burned black without toasting the rest of the layers.

[–] [email protected] 5 points 10 months ago (2 children)

Pretty sure that's how my receipt printer works, but it's just one color onto specialized paper.

[–] [email protected] 1 points 10 months ago

specialized paper

Thermal paper. Thermal printer.