DUST MASKS
A half-face dust mask is generally worn to protect the wearer from small particulate matter
A dust mask is a flexible pad held over the nose and mouth by elastic or rubber straps to protect against dusts encountered during constructionor cleaning activities, such as dusts from drywall, brick, wood, fiberglass, silica (from ceramic or glass production), or sweeping. A dust mask can also be worn to protect against allergens.