This does exist and you can see it in almost every supermarket in the World: the ticket printer. And the tickets end up fading
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
This does exist and you can see it in almost every supermarket in the World: the ticket printer. And the tickets end up fading
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