The term PHOTOCOPIER INK can be solved by two crossword solutions: TONER (5 letters) and XEROXTONER (10 letters). TONER is a powdery substance used in photocopiers and laser printers to create an image on paper. It is made up of plastic particles, carbon, and iron oxide. XeroxToner is a brand of TONER specifically designed for use in Xerox photocopiers. It is designed to produce high-quality prints with sharp images and vibrant colors.