gas-proof shelter
gas-proof, gas-tight
anti-mustard-gas, mustard-gas-proof
Все жители укрылись в газоубежище во время тревоги.
All the residents took shelter in the gas-proof shelter during the alert.
Старое газоубежище находится под этим зданием.
The old gas-proof shelter is located beneath this building.
В городе построили новое газоубежище на случай войны.
A new gas-proof shelter was built in the city in case of war.