What substance is present inside the telvision, and how it works?
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➡➡➡➡➡That's pretty much how a plasma TV works and its very different to others kinds of telivision technology : in a conventional ( cathode - ray) telivision, the picture is built up by scanning by electron beam back and forth over a screen treated with chemicals called phosphors ; in an LCD TV ( Liquid Crystal Display television )/♥♥♥♥♥
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