PBU > synonyms
| »protective breathing equipment | |
| »respiratory protective device | |
| »breathing protection apparatus | |
| »equipment | |
| »respirator | |
| »respirator that | |
| »respiratory protection device | |
| »respiratory protective |
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| APA | Classic Thesaurus. (-0001). Synonyms for PBU. Retrieved September 20, 2026, from https://www.classicthesaurus.com/pbu/synonyms |
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| Harvard | Classic Thesaurus -0001, Synonyms for PBU, Classic Thesaurus, viewed 20 September, 2026, <https://www.classicthesaurus.com/pbu/synonyms>. |
| MLA | Classic Thesaurus. "Synonyms for PBU" 30 November -0001. Web. 20 September 2026. <https://www.classicthesaurus.com/pbu/synonyms> |