Toner cartridges contain toner powder, a fine, dry mixture of plastic<br />Each ink cartridge contains one or more ink reservoirs certain producers also add electronic contacts and a chip that communicates with the printer<br />Vaporised due to the intense heat, and ink must be designed not the clog the printer with the products of thermal decomposition<br />Accordingly and they can be used by themselves or with other pigments to alter their colour ">