United States, January 5, 2025 -- Pilot Pen proudly announces the launch of its latest innovation, G2 Boost: Hues to Power ...

and black marking pens look black? Investigate a variety of black ink markers, and find out why they look black. Blank inks are usually mixtures of a variety of colored ink pigments in liquid solvents ...

It marks the origin of the pen knife. Before 1850, the process for vulcanization of rubber had not been discovered, and the only way to correct a writing mistake was to scratch the ink off the ...

But what is the reason behind this superstition? Well, in South Korea, red ink is considered to be evil. Hence, red-coloured pens are kept away from kids. The superstition is that if someone ...