Convert surgical mask into n95#surgicalmask#qisaqtech,#n95mask#,facemask||#qisaqtech

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https://www.youtube.com/channel/UC_fEsF8iFsfbWSno_QrgVHA/

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It can't replace the N-95.
It is only prototype of fit design like as n-95.

#surgical mask,#n95 mask,#face mask