4 ms·
Mask don't have expiry dates unless you use them
by b1ue64 4y ago
Mask don't have expiry dates unless you use them
- scrollaway 4y agoThey do. N95 masks have a 10 year shelf life. You can argue about the usefulness of that shelf life (it's been done to death), but it's there, and when the pandemic hit loads of governments were faced with expired masks. https://multimedia.3m.com/mws/media/869238O/3m-health-care-particulate-respirator-and-surgical-masks-storage-conditions-and-shelf-life-faq.pdf https://multimedia.3m.com/mws/media/869238O/3m-health-care-p...
- jefftk 4y agoAmong other issues, the elastic wears out over time even if they're in storage.
- smegger001 4y agoyeah they do. the elastic bands and adhesives used to make them will break down.