Recently, we told you that Polaroid launched a new color mobile printer that uses no ink. Yes, there is a way to print images without a single drop of ink. The trick is in a special type of paper developend by Zink Imaging (“Zink” also stands for “zero ink”). The paper incorporates color crystals that are be activated by heat of printhead.
Now here is a video of a “dive” inside the paper, so that you can have a look at how the crystals work: