Haha I could see a potential use of this idea :P prom date asking, romantic date...leave the lights on, then turn them off and your date will see! :D DIY glow in the dark spots in a jar, use glow in the dark paint to paint spots in the interior of the jar. The jar can glow after it has been exposed to light for a few minutes.
As a way to label bowls. | The 31 Most Useful Ways To Use Chalkboard Paint