Steellwisdom on Instagram: "✨ Glow-in-the-dark pigment is a photoluminescent powder that can be mixed into clear or lightly tinted paint to create surfaces that emit light after exposure. The most common and long-lasting type is strontium aluminate–based pigment — non-toxic, chemically stable, and far brighter than older formulas. After absorbing energy from sunlight or artificial light, it slowly releases that energy as a soft glow in the dark, a process known as phosphorescence. Depending on t