Laser printers use toner, which is a fine powder that gets melted onto the paper to create a permanent image. Toner-based printers, which also include xerographic copiers, typically print very quickly ...

It's a problem not uncommon for many new printer owners — their printer needs a cartridge refill, and now they're at the store, unsure of whether to buy ink or toner or if there's even a difference ...

Unlike printers that use liquid ink, copy machines use toner cartridges that contain a large amount of colored powder. If a toner cartridge cracks while you're removing or installing it, the powder ...