Phosphorescent elements can be excited by bombarding them with subatomic particles. Cathodoluminescence is just one instance. This mechanism is Employed in cathode ray tube television sets and computer screens. term #beta Beta /beta #preferredDictionaries ^chosen name /chosen /preferredDictionaries light fluorescent light environmentally friendly light light bulb light 12 months https://lightsteelstructurevilla87654.blogspothub.com/37990013/an-unbiased-view-of-light-gauge-steel-framing