In the late 1800s, glass pens were popular. The tip was cone shaped and fluted. As it was dipped into an ink well, it drew a large amount of ink up its surface. With a glass pen, one could write a ...

Pens! They just might be the cheapest, most important piece of technology ever overlooked by a large group of people on a daily basis. Pens are everywhere from your desk to your car to your junk ...

Fountain pens use a liquid-based ink which takes a ... The free-flowing fountain pen ink causes less surface tension when writing and you don’t need to put as much pressure on the pen, whereas ...

Dip Pen Nanolithography ® (DPN ™) is the controlled delivery of material from nanoscale tips to a surface. Its advantages over other lithography techniques include low operating costs ...

Microblading is an eyebrow treatment that involves depositing the same coloured pigments as your hair into the epidermis (surface ... The tip of these pens are unlike the average pencil or ...