Quote Originally Posted by sandra-leigh View Post
There are a lot of liquid dyes, held in place not because they are solid but because the containing mixture solidifies.

For example, the colorant in Estée Lauder Pure Color Instant Finish Quick-Dry Topcoat is D&C Violet 2, which is minimum 99.5% water soluable -- a pigment, but not "solid coloring matter".
Well aren't we just Mr. Wizard today.
Looks like a lot of work to try and prove a mute point, but I will give you an A for effort. :D