OLED displays began to gradually replace LED displays in the 2020s. By the mid-2010s, most television manufacturers discontinued CRT, DLP, plasma, and fluorescent-backlit LCD televisions. Beginning in the late 1990s, CRT displays were replaced with more compact, energy-efficient flat-panel televisions with liquid-crystal displays (LCDs, both fluorescent-backlit and LED), organic light-emitting diode (OLED) displays, and plasma displays. CRT televisions contain potentially lethal high-voltage capacitors, significant amounts of lead, and glass-walled vacuum tubes that can break violently. The first televisions were cathode ray tube (CRT) devices. Televisions are commonly used for entertainment, advertising, news, and sports.īy 2013, almost 80 percent of the world’s households owned a television set. The term ‘television’ can refer to a television set or a television show.

Televisions can display photos or videos in monochrome (black and white), or in color, and in either two or three dimensions. Television (TV) is a telecommunication device used to transmit moving images.

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