The Ink Toner Refill Process

Cartridges for the HP 970CXI printer can be refilled in two extremely distinct techniques. Refill the bladder of the black cartridge and the sponge of the colored cartridge in the HP 970CXI printer with assist from an employee of an ink-filling station in this totally free video on HP printer cartridges.

While I can see how this might save some money, the mess and time invested just isn't worth it to me. In my opinion, it's far easier simply to purchase discounted OEM toner cartridges instead.