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the circle ones that are going out known as heat bulbs because the filament inside heats up and only 30% of the energy is light the other is heat the long skinny one have gas that changed into plasma i believe and the plasma glows not making much heat so you can take it out not like the heat bulbs.

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Q: Why are light bulbs filled with gases?
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Related questions

Which gas is filled in light bulb?

Light bulbs are filled up by Neon or Argon gases, because they are inert.


Which gas is fill in bulbs?

Light bulbs are filled up by Neon or Argon gases, because they are inert.


What is the gas filled in light bulb?

Depends which kind of lightbulb. Incandescent light bulbs are not filled with gas. Energy saving lightbulbs may be filled with a range of gases. These include Neon, Phosphorus and Fluorine.


What gases are used in light bulbs?

Ordinary incandescent light bulbs are filled with an inert (electrically non-conducting) gas such as Nitrogen.Other types are filled with a gas containing low pressure mercury vapor and argon, xenon, neon or krypton.See the Related links for more information.


What gases are inside light bulbs?

Noble(nonreactive) gases like argon


Which gases are used in some light bulbs?

Argon


What inert gasses are used in light bulbs?

Certain light bulbs are gas filled. Consider Xenon and Neon bulbs. The ideal for a filament bulb is to use a vacuum bulb, however, inert gases can also be used. The point is to avoid the rapid oxidation that occurs at high temperatures in the presence of air.


What gas is usually filled with light bulbs?

Argon gas .


Uses of some gases?

light bulbs - neon balloons - heilum


Are there gases and chemicals in a light bulb?

yes there is in the spiral energy saving light bulbs there is mercury


What gases are in a light?

Light bulb is filled with inert gas or simply a vacuum.


What gas is found in light bulbs?

inert gases ..like nitrogen or argon