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Posted by Tradeindia user (03-07-2020)
A medical face mask can be reused or cannot be. You can check this information before buying it.
There are surgical mask, disposable mask, N95 mask or NOISH mask (respirators), used in lower to higher level of medical procedures.
N95 medical face mask provides higher level of respiratory protection (95%) from infectious particles (virus, bacteria, flu) as it comprises filtration layer, but surgical one can’t prevent inhalation of small particles.
Yes, N95 medical face mask can filter very small particles which are less than 0.3 micrometers.