Thesaurus Term/Concept: GAS MASK
| Identifier | 162773 | 
|---|---|
| Class | MDA OBJECT TYPE | 
| Status | Preferred | 
| Index? | Yes | 
| Scope Note | A mask worn over the face to protect the wearer from inhaling airborne pollutants and toxic gases. The mask forms a sealed cover over the nose and mouth, but may also cover the eyes and other vulnerable soft tissues of the face. |