a breathing device for administering long-term artificial respiration
[ Syn: inhalator ]
a protective mask with a filter; protects the face and lungs against poisonous gases
[ Syn: gasmask , gas helmet ]
a breathing device for administering long-term artificial respiration
[ Syn: inhalator ]
a protective mask with a filter; protects the face and lungs against poisonous gases
[ Syn: gasmask , gas helmet ]