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A cathode ray tube is a high-vacuum tube in which cathode rays produce a luminous image on a fluorescent screen, used chiefly in televisions and computer terminals
A Cathode Ray Tube (CRT) is the video display component of a television or computer monitor. Twenty-five percent of the glass in a CRT can be lead oxide and because of this high lead content CRTs should not be disposed of into a landfill.
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