Unix and Linux operating systems have an error message lp0 on fire [1] in anticipation of your paper burning industrial laser driven printer. [1]: https://en.wi

Unix and Linux operating systems have an error message lp0 on fire [1] in anticipation of your paper burning industrial laser driven printer. [1]: https://en.wikipedia.org/wiki/Lp0_on_fire https://en.wikipedia.org/wiki/Lp0_on_fire * laser printers actually work by zapping the electrostatic charge on a rotating drum which then attracts toner particles which then get ironed onto paper. * widely used thermal printers use tiny heating elements to leave marks on the paper, not laser.