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File:Understanding the difference between surgical masks and N95 respirators.pdf

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Original file(1,650 × 2,550 pixels, file size: 227 KB, MIME type: application/pdf)


English: NIOSH infographic for the difference between surgical masks and N95 face pieces
Date c. July 2018
Author U.S. National Institute for Occupational Safety and Health
(Reusing this file)
Public domain
This image is a work of the National Institute for Occupational Safety and Health, part of the Centers for Disease Control and Prevention in the United States Department of Health and Human Services, taken or made as part of an employee's official duties. As a work of the U.S. federal government, the image is in the public domain.

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Other versions version with Elastomeric respirator

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current05:01, 21 March 2020Thumbnail for version as of 05:01, 21 March 20201,650 × 2,550 (227 KB)John P. Sadowski (NIOSH)Transferred from
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