List the uses of Neon and argon gases.

(N/A) Uses of neon gas:
$i$. It is mixed with helium to protect electrical equipment from high voltage.
$ii$. It is filled in discharge tubes to produce characteristic colours.
$iii$. It is used in beacon lights for safety of air navigation.
Uses of argon gas:
$i$. Argon is used in gas-filled electric lamps to prevent the oxidation of the filament.
$ii$. It is used to provide an inert atmosphere in high-temperature metallurgical processes.
$iii$. It is used in laboratories to handle air-sensitive substances.