Coding Involves The Application Of Text, Figures, Symbols Or Other Shapes On A Product Or Package By Means Of Ink. Various Terms Are Used, Such As Coding, Printing Or Marking, But They All Mean The Same. Reactive Inks Are The Most Commonly Used Inks In The Textile Industry Nowadays. Especially Among Digital Textile Printers, Reactive Inks Are Very Popular. The Ideal Application Of Reactive Inks Is Printing On Cotton. However, Reactive Inks Can Also Be Used When Printing On Silk And Wool.The Main Components Of The Printing Ink Are: Colouring Substances – They Constitute From 5 To 30% Of Ink. They Are Usually Pigments, Dyes Or Lakes. Pigments Are Finely Shredded Solid Substances That Do Not Dissolve In The Binder, But Are Dispersed In It. Digital Ink Is A Form Of Technology That Allows Handwriting And Drawings To Be Added Electronically To Documents And Be Displayed On A Computer Monitor.