I don’t really need one of those

Which of these printers heats a chemically treated paper to produce a printed image?

A) Laser

B) Inkjet

C) Thermal

D) Impact

E) Dye-sublimation

F) Hair dryer

The answer: C) Thermal

A thermal printer uses a heating element to selectively heat a chemically treated paper. The heated sections of the paper will change color and produce the printed image.

Want to know more? Watch “Understanding Thermal Printers.”

If you’ve been handed a credit card receipt before, then you’re probably familiar with the output from a thermal printer. In this video, you’ll learn about the components used in thermal printing and the special paper used in this almost silent printing process.