Work Place Protection

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Below are a few quick notes stemming from various product searches. Nothing dramatic, just a few anchors ("notes to self") to jump start memory next time this comes up. I don't have any ties to 3M. Just picked them as a starting point because they are a reputable company in this area. Concepts learned here are helpful when checking out other vendor's solutions.

Air pollution and contamination[edit]

Notes on dusk mask classifications[edit]

Letters:
   N ... particulates, no oil, number thereafter indicates efficiency ( N95, N99, N100 stands for 95%, 99%, 99.97% efficiency)
   R ... particulates & oil up to 8 hours
   P ... particulates & oil, based on manufacturers recommendation ( and liquids, 8 hours lifetime
Numbers:
   95 ... filters 95 particles out of 100
   99 ... filters 99 particles out of 100
  100 ... filters 99.97 particles out of 100
Example classifications:
   N95
   P100
References: 
   https://www.ehss.vt.edu/uploaded_docs/201402031829220.NRP%20Designations.pdf
   https://www.envirosafetyproducts.com/resources/dust-masks-whats-the-difference.html
   https://www.coopersafety.com/respirator-types

Sample 3M links:

 Specific particulate filter data sheet:  https://multimedia.3m.com/mws/media/905717O/3m-6000-series-particulate-filters-6035-6038-tech-data-sheet-pdf.pdf
 Overview of cartridges: http://multimedia.3m.com/mws/media/565214O/3m-cartridge-filter-guide-and-brochure.pdf?fn=CartridgeFilterGuide_pgs_HR.pdf
 Selection guide: https://multimedia.3m.com/mws/media/40744O/3m-respirator-cartridge-and-filter-selection-poster.pdf

Asbestos Abatement[edit]

References: https://multimedia.3m.com/mws/media/981474O/3m-asbestos-safety-solutions-brochure-pdf.pdf

Noise Pollution[edit]