Which Gas in LED Bulb: the Times They Are A changin. As time is passing by, technology is also getting advanced. There was a time when people used lanterns for lighting. Science progressed and gave electricity and bulb to the world. After that came CFL, tubelight etc. Today is the era of LED bulb. In the old generation bulb, the inert gas was external, such as nitrogen or argon, so that the tungsten filament inside would not deteriorate. Today, when most people use LED bulbs, then in such a situation,…
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