Published Nov 20, 2022 at 10:26am ET
According to many sources, using an old N95 mask to filter out another chemical ( such as paint, for example ) , is likely to result in a negative outcome. N99 N95 mask vs n99 surgical masks and N95 respirators are the two types of masks that provide protection from dangerous airborne particles and gases. KN95 KN95 vs. N95 mask including many fine particles that can be found in dirty air or when building something. You can then compare prices to find the best deal. If you want protection against mold or bacteria ( which can be much smaller than 2 microns ) then you need an N95 face mask instead. Asthma and allergies can be caused by inhaling microscopic particles.