Making a radiation sign with fluorescein

2021-05-26

[public] 1.91M views, 125K likes, dislikes audio only

Fluorescein is a really strong yellow dye that's commonly used to make highlighters. To make an ink out of it, I just have to add a small amount of it to water.

Nile talks about lab safety (Chemistry is Dangerous): https://youtu.be/ftACSEJ6DZA

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