Detailed Product Description Photoluminescent, photoluminescent pigment, photoluminescent powder (is called glow powder, luminous pigment, luminescent pigment, photoluminescent pigment, glow in the dark pigment, night light pigment, night glow pigment, etc. also. ) were known as the lives' light in the 9-11 accident on World Trade Center in New York. Many people were lead to safety from the ...