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2 total sentences available.
The conventional TV picture tube, whose monstrous bubble of vacuum is responsible for most of the bulk of the TV cabinet, may be on its way out. Electronics men have long dreamed of shrinking the tube to a flat plate not much bigger than the picture.
Source: wiktionary
The bulky, squarish, heavy picture tube, the standard television technology for more than 60 years, is heading for the dustbin of history much faster than anyone expected.
Source: wiktionary