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DCHAS-L Archives · Post dated December 12, 2020

Re: [DCHAS-L] NIOSH Technical Report P/N 2021-107: Filtering Facepiece Respirators with an Exhalation Valve: Measurements of Filtration Efficiency to Evaluate Their Potential for Source Control

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Subject: Re: [DCHAS-L] Exxtremely Cool Visual (not simulation) of Exhalation Streams

Date: Dec 12, 2020 05:30 UTC

Author: Debra M Decker <00001204b93f9a5e-dmarc-request**At_Symbol_Here**LISTS.PRINCETON.EDU>

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Subject: Re: [DCHAS-L] NIOSH Technical Report P/N 2021-107: Filtering Facepiece Respirators with an Exhalation Valve:…

Date: Dec 12, 2020 12:08 UTC

Author: Monona Rossol <0000030664c37427-dmarc-request**At_Symbol_Here**LISTS.PRINCETON.EDU>

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From: Glover, Sam (glovers) <glovers**At_Symbol_Here**UCMAIL.UC.EDU>

Subject: Re: [DCHAS-L] NIOSH Technical Report P/N 2021-107: Filtering Facepiece Respirators with an Exhalation Valve: Measurements of Filtration Efficiency to Evaluate Their Potential for Source Control

Date: Dec 12, 2020 11:03 UTC

Reply-To: ACS Division of Chemical Health and Safety <DCHAS-L**At_Symbol_Here**Princeton.EDU>

In-Reply-To: [DCHAS-L] NIOSH Technical Report P/N 2021-107: Filtering Facepiece Respirators with an Exhalation Valve:…

Demystify: 

Another article in the press by NIOSH this week on the issue of efficacy of face masks, gators and face shields includes:

https://www.tandfonline.com/doi/abs/10.1080/02786826.2020.1862409?journalCode=uast20

Original Articles

Efficacy of face masks, neck gaiters and face shields for reducing the expulsion of simulated cough-generated aerosols

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