"Mustard gas was the most deadly weapon used. It was fired into the trenches in shells. It is colourless and takes 12 hours to take effect. Effects include: blistering skin, vomiting, sore eyes, internal and external bleeding. Death can take up to 5 weeks."
the answer is no because smoke is a gas and that's visable
CO is a gas. It has no color
5,800 K
It is not visible. It is a colorless, odorless gas.
15 million k
The corona, or filaments of gas streaming off the sun are most visible during an eclipse.
It depends on what gas you are talking about.
Chlorine gas is green. If you heat iodine to make iodine gas it is a beautiful purple. Gasses of several compounds are also visible.
Gas is only visible by having a certain color: Chlorine: greenish yellow, Iodine: purple, Bromine: redish brown. No color, not visible.
oxygen i s colorless gas because it does not appear in the visible region of uv visible spectroscopy
CO is a gas. It has no color
I think you are looking for the Photosphere. That is the part of a star that emits visible light.
gas cap loose..
Nebula
Not visible as a gas Very pale blue as a liquid
A gas hookup will have fittings for a gas line, they should be clearly visible. In an electric hookup there will be an electrical plug, but no gas lines showing.
Chlorine or bromine gas would be an example of a visivle vapour.
No, they should be underneath.