The dot matrix printer uses one or two columns of dot hammers that are moved across the paper. The hammers rapidly press the ribbon into the paper, which causes the ink to be deposited.

My first attempt at reinking the dot matrix ribbons ... Of course, with an old printer on the table and beer still in the fridge, we weren’t ready to give up just yet. We set out on a second ...

These days a printer — especially one at home — is likely to spray ink out of nozzles. It is getting harder to find home laser printers, and earlier printer technologies such as dot matrix are ...