I retrofitted my Czech m10 gas mask with filters made from N100 sterilization wrap. Great success! : r/PandemicPreps
Are gasmask filters that are expired still safer than a particle mask or piece of cloth at protecting against particles or airborne diseases? - Quora
The gas mask doesn't have any filters attached to it. Maybe they should be added as items. : r/dayz
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Prepping 101: Gas Masks for Children and Other Dumbass Internet Intel - GunsAmerica Digest
