We sell a lot of laser printer toner cartridges, and we get a fair number of questions on the subject. To understand them better, it helps to understand how laser printers (and their close relative, LED printers) work.

While toner serves a similar purpose to the ink in cartridges for inkjet printers (AKA “bubblejet”)- making marks on the paper- the way it does this is quite different. Read on to find out more- don’t worry, we’ll keep it short!

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