4 ms·
Why is one pass one fail here? https://www.armbrustusa.com/blogs/mask-review/kn95-powecom-flat-fold-adult-regular-black-506 https://www.armbrustusa.com/blogs/m
by anotheryou 5y ago
Why is one pass one fail here?
https://www.armbrustusa.com/blogs/mask-review/kn95-powecom-flat-fold-adult-regular-black-506 https://www.armbrustusa.com/blogs/mask-review/kn95-powecom-f...
https://www.armbrustusa.com/blogs/mask-review/kn95-allmed-flat-fold-adult-regular-white-511 https://www.armbrustusa.com/blogs/mask-review/kn95-allmed-fl...
isn't the passing one worse actually?
- GavinMcG 5y agoFrom elsewhere in the thread (and on the site's methodology information) it looks like the one that failed was not marked with the information required by the standard, so it fails to meet the standard.
- anotheryou 5y agothanks!