George. See working principle is containing mercury vapor into the tube and tube inner surface
plastered with phosphorus or phosphor
when stimulus. Mercury vapor is stimulated and radiate energy, which is a
.Long wave, sight unseen, and dangerous. The radiation spread out mercury vapor
will affect the substance of the light wall tube. Compound bearing strength to absorb
harmful radiation and it will radiate energy in the form of a wave
.With the frequency that people's eyes can see out instead, called warm white.
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