School, which means it's time to go shopping for back-to-school supplies! There are plenty of boring back-to-school lists out ...

The erasable pens I remember using when I was in high school in the late 2000s were laughably bad. They required a lot of pressure to transfer ink to paper, and even then, the ink came out faded ...

Fans of retractable pens will appreciate this three-pack of Pilot FriXion Clickers, which comes in black, blue, and red ink.The gel-style pens produce smooth 0.7-millimeter lines that erase neatly ...

Now, pens to erase errors Source: PTI. July 19, 2011 11:21 IST. ... This thermo-sensitive Gel ink becomes translucent when subjected to heat caused by Friction (at 650C).