4 Household Items That Make the Perfect Filter for Your Cloth Face Mask

4 Household Items That Makethe Perfect Filter for YourCloth Face Mask.By now, we all know to wear some typeof cloth face mask when outdoors to helpprevent the spread of coronavirus.However, you might not know thatadding a filter to your homemademask can make it even more effective.The good news is you can make a goodfilter from a variety of household materials.Typically used in furnaces and airconditioners, multi-layered HEPA filtersare nearly as effective as N95 masks.A paper towel can be used asa filter inside fabric face masks.Coffee filters are be highly effective atcapturing particles, but low breathabilitymight be an issue for face masks.Layering a nylon stocking over a face maskcan make it up to 50% more effective