Glossary
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- CRT search for term
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The cathode ray tube or CRT, is the display device used in most computer monitors and televisions. Disposed of CRT’s are toxic because of the phosphor which contains several toxic metals and the high lead content in the glass of the cone part of the CRT which is made of lead glass to block dangerous X-rays generated by the impact of the high-energy electron beam. For more information go to http://en.wikipedia.org/wiki/Cathode_ray_tube.
