Ballpoint pens distribute fast-drying ink without the ink drying in the pen itself. It uses a thick, oil-based ink that is dispersed by a small ball in a socket at the head of the pen. The ...
Gel pens can’t be used because they don’t tend ... A brilliant hybrid writing instrument, the Uni-Ball Jetstream glides across the page with a gel pen-like smoothness yet has the quick-dry ...