glow_in_the_dark

Tritium Compasses
Tritium compasses are compasses that use tritium illumination. Tritium illumination is the use of gaseous tritium, a radioactive isotope of hydrogen, to create visible light. Tritium regularly emits electrons through beta decay, and when they interact with a phosphor material, fluorescent light is created, ...

Emergency/Night Light Sticks
A glow stick is a single-use translucent plastic tube containing isolated substances which when combined are capable of producing light through a chemical reaction-induced chemoluminescence which does not require an electrical power source. Glow sticks are used for many purposes. They are waterproof, ...