Ink cartridges and how we use them Posted By Andrew James on @ 9:22 am by Andrew James An ink cartridge is a changeable component of an ink jet printer. It contains the ink that is spread on paper during printing and sometimes the print-head itself. Each ink cartridge contains one or more partitioned ink reservoirs and certain manufacturers also add electronic contacts and a chip that communicates with the printer. The printing depends on the smooth flow of ink, which can be hindered if t