FO - What does FO stand for?

Definition of FO:

The Label Planet code assigned to our fluorescent labels to indicate that they are made of fluorescent orange paper. These labels have a permanent adhesive and are suitable for use with laser printers only.

Here is the Harvard-style citation to use if you would like to reference this definition of the term FO:
Label Planet (2020) What does FO stand for? | FO Definition. Available at: https://www.labelplanet.co.uk/glossary/fo/ (Accessed: January 1, 2024).