¿Qué son los respiradores purificadores de aire?.

Bibliographic Details
Uniform Title:What are air-purifying respirators?.
Format: Government Document Photo
Language:Spanish
Language Notes:In Spanish.
Published: [Washington, D.C.] : Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, [2017?]
Subjects:
Online Access:Available in PDF and JPG versions

MARC

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650 0 |a Breathing apparatus.  |0 http://id.loc.gov/authorities/subjects/sh97008475 
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