Tritium versus Photoluminescent Exit Signs

This video talks about the advantages of photoluminescent exit signs compared to tritium exit signs.

[@jeffberman2455]

Great video!

[@bazzarr]

I love tritium exit signs as a novelty.

[@jamieltrimble]

These photoluminescent exit signs are UL 36DT. Is that comparable to UL 924?

[@philipjdry1234]

can you open it up and handle the tubes with your bear hands? i got one i want to use on keychain

[@edcola6671]

Pretty sure you can’t. It’s probably unsafe and will probably give you radioactive poisoning or something