How to sterilize N95 masks for reuse?
In recent times due to COVID 19 pandemic, even tertiary care hospitals are reusing the mask.
Robert Fischer, PhD, with the National Institute of Allergy and Infectious Diseases in Hamilton (NIH), Montana, and colleagues found out that vaporized hydrogen peroxide(VHP) or ultraviolet (UV) light appears to eliminate the SARS-CoV-2 virus from the material and preserve the integrity of the masks' fit for up to three uses.
Dry heat was effect till 2 uses only. Integrity and fitting of the mask is also essential while reusing it.