I "believe" the word you are looking for is - radium.
Electroluminescence is used to make the watch glow. Electricity is used to
energize phosphor atoms which make the watch face glow.
energize phosphor atoms which make the watch face glow.
Does this have anything to do with lightning bugs or madam currie.
Incondesent,radium
It could be the same chemical put in Neon Lights.
It is a combination of zinc sulfide mixed with copper that glows when a very small electrical current is passed through it. The radioactive substances tritium and radium were determined to be too dangerous for this.
Just pour some blue curacao and creme de mint down my throat, n' I betcha I'll glow blue n' green too !! I know....I'm super late givin' answers....But Oh well....Holiday shopping comes 1st.
With my research, I found out that it is radium.