None. They already glow.
One Brazillion.
A: None. They have a machine that does that now.
An exam.
At least two, but they have to be pretty small to fit.
Because if you don't, Chernobyl fall out!
A child born in Chernobyl, duh.
You don't need to, they glow in the dark.
Altha'or syzygena