photoluminescent pigment, glow powder, luminescent pigment glow in the dark place.High luminous. Long after-glowing. Night glow Glow pigment (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. ...