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Its mostly Argon and a small amount of Mercury. Its the main ingredients inside a flourescent lightbulb, which are used to light up billboards and highway signs. See the related link for more information on flourescent bulbs.

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16y ago
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15y ago

the gas used in these light signs are neon and argon the gas used in these light signs are neon and argon

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14y ago

The gas that is wiedely used in luminous signs in the gas the noble gas.................. Neon!!

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13y ago

The gas used in coloured light signs is Neon. The symbol for neon is Ne.

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12y ago

Neon is a common gas used in electrical display signs. These signs are sometimes referred to as neon signs.

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14y ago

the gas used in coloured light signs

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Q: What type gas is used to light up a sign?
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Related questions

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Most will contain a noble gas.


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