... pigment (powder), glow in the dark Easy to use Repeatable on recharging & glowing luminescent pigment, luminescent powder (is called glow powder, luminous pigment, luminescent pigment ... , glow in the dark pigment, night light pigment, night glow pigment, etc. also. ) were known as the lives' light in the 9-11 ... powders(yellow-green, blue-green, blue, purple), photoluminescent ...