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Application of Phosphorescence Technology for Toilet Lighting in Refugee Camps 

My (very late) "submission" to this challenge
Question: Can a plastic sheet  seeded with phosphorescent powder allow sufficient light through the day and produce sufficient light through the night?
1) Make glow-in-the-dark resin samples
Ratio 1
Ratio 2
Ratio 3
Screenshot 2026-06-26 at 1.32.17 AM.png
After "charging"
IMG_0691_edited.jpg
2) Test light transmission and glow-in-the-dark lasting power

Last Update: June 26, 2026

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