Portable Food Printing: Printpen, Ink Safety, and Real Business Uses
Walk into any trendy café these days and you'll probably spot something unexpected on top of your latte — a tiny logo, a name, or even a little cartoon face floating on the foam. Not a barista hiding the stencil among their tools with a toothpick. It's usually a handheld device doing the work in seconds, and it's called the Printpen.
If you run a café, bakery,...