Hydrogen. It is placed with the alkali metals in group 1 because of its electron configuration, but it is a nonmetal.
Which gas? There are lots of them. Gas is a stage of matter (solid, liquid, gas) not what you seem to think it is. So your answer is - who knows.
i think that if you have more gas to burn then you would get to place from place
Gas cylinder.
Propane
Gas cylinder.
a place where you test gas
The gas of the gas planets is kept in place by gravity.
Seem
The gas exchange that takes place in the lungs are carbon dioxide and oxygen.
If you mean gasoline, it's either a tank or a refinery.
because they are bright, and of the gas explosions causing light disruption.
Lower RPMs, driving slower and not slamming on the gas pedal will help save gas burning.