Sometimes permanent marker isn’t so permanent! So, how do you label your classroom items? Find out how to keep permanent marker on plastic. What do you do when you want to label an item?

Video footage and pictures from the Oval Office show President Donald Trump signing off executive orders with a thick, black ...

We report a vesicular reaction close to patch-test sites that had been previously marked with an Edding 3000 permanent marker. A 42-year-old housewife and teacher came to our allergy department ...

Investigate a variety of black ink markers, and find out why they look black ... Some of the brands you used may not have separated into colors at all. Certain “permanent” inks use colored inks ...