Red 40 or indigo (3)
I believe the answer is:
dye
(Other definitions for dye that I've seen before include "Staining material" , "Colouring; sounds like fade" , "Tint" , "Colour by dipping in liquid" , "Colouring material" .)
I believe the answer is:
dye
(Other definitions for dye that I've seen before include "Staining material" , "Colouring; sounds like fade" , "Tint" , "Colour by dipping in liquid" , "Colouring material" .)