HP Printrule

CatLikeLemming@lemmy.blahaj.zone to 196@lemmy.blahaj.zone – 1849 points –
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Ticket printers use a special thermosensitive paper.

Thermal printer is the technical name.

Back when I used to work as a cashier I would blow my employees mind by heating up random things with my lighter and pressing them onto the paper when nobody was looking. Had everyone thinking the printer was hacked