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Phosphorescent

usgb/ˌfɑːsfəˈresnt/Volume
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Glow Persistence

The term implies a lasting glow, which continues without an external light source.

Illustration for Glow Persistence
The phosphorescent stars on the ceiling shimmered all night.
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Safety Use

Phosphorescent materials are used for safety signs because they can be seen in the dark.

Illustration for Safety Use
Exit signs use phosphorescent paint to glow during a power outage.
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No Heat Involved

Understand that phosphorescent objects do not get warm, unlike objects that give off light due to heat.

Illustration for No Heat Involved
Despite its bright glow, the phosphorescent material stayed cool to the touch.
Visual representation of the word "Phosphorescent"

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