They need ink to make them work.If there is no ink in it,it will not work.Its the same as asking; Why do pens need ink to work? Its pretty obvious.
Ink comes from the latin work "inka" which means "decendent of the octopus" tattoo ink comes from underwater squids and octopuses Ink comes from the latin work "inka" which means "decendent of the octopus" tattoo ink comes from underwater squids and octopuses
The thing that you can buy for your pen is an Ink Cartridge. And the thing that makes your pen work is an Ink Cartridge
it barfs ink
The print head and circuitry, are contained on the ink cartridge itself.
Gravity is what forces an ink pen to work. The ink flows downward due to gravity. In an area without gravity (like space) the pen wouldn't work.
Food coloring and sponges is about the only thing I can think of that would work as an ink pad. Fill the sponge with food coloring and it would work as ink pad.
The epson S020093 Black ink cartridge and Epson Tri Colour ink cartridge Epson S187093 Black Ink Cartridges & Epson S191089 Color Ink Cartridges work in the Stylus 440.
With needles and ink...
sculptures and ink work
No it will not, they have different types of ink cartridges and model of printers too.
Each printer has its own ink cartridge that it needs to work. The best one to buy would be the ink cartridge that your printer actually requires, otherwise it will not work properly or at all.