?Luminous powders are also called luminous pigments, which absorb light during the day and glow by themselves at night or in the dark. It goes through an infinite cycle of absorbing light - storing light - emitting light and can be used permanently.
? ? ?Generally, the energy storage is saturated after being absorbed for 10-30 minutes by sunlight or ultraviolet light, and it can continue to glow for 1--12 hours in a completely dark environment. Because it is non-toxic, non-radioactive and has no risk of explosion, so it can be safely used for daily consumer goods, handicrafts, watches and jewelry, toys, trademarks and other products. It is also used for architectural decoration, transportation vehicles, military facilities, fire emergency systems, etc.
