✨ Light Up Your Life with Europium Magic! ✨ Charge in just 5 minutes under sunlight or UV light. Harness the power of rare-earth Europium for superior luminosity. Experience a glow that lasts up to 30 hours! Mix with paints, wax, or plastics for endless creativity. Non-toxic and non-radioactive for peace of mind. 30-hour glow Non-toxic UV charge ready United Nuclear's Europium UltraGlow powder is a cutting-edge phosphorescent material that offers an impressive glow time of up to 30 hours. This non-toxic, non-radioactive powder can be easily mixed with various mediums, including paints and plastics, and charges quickly under sunlight or UV light, making it perfect for creative projects and innovative applications.