Overview of The ASTM F3502-21 Barrier Face Covering Standard
| Image |  |
|---|---|
| Description | NIOSH Science Blog post published in 2021 |
| Author/s |
author: Jonathan V. Szalajda |
| Publication date | April 23, 2021 |
| Language | English |
| Country of origin | |
| Wikipedia link | |
| Access work |
https://blogs.cdc.gov/niosh-science-blog/2021/04/23/bfc-standard/ |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |