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Question:

What is the difference between halogen and tungsten

What is the difference between halogen and tungsten

Answer:

So the filament loss is small, life is long, the glass is not black. Other incandescent bulbs without halogen, so a long time, the glass is dark
It is the role of the principle of halogen as a carrier to the molecular thermal movement from the filament ran out of the tungsten high temperature gaseous elements transported back to the filament
Halogen bulb is a significant feature of the long time after the glass is not black, this is the halogen credit

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