We highly recommend the use of a respirator when spraying or dusting. Some natural materials, such as sulfur and diatomaceous earth are highly irritating. This respirator mask is approved for use with organic vapors, pesticides, paints, vapors, lacquers, enamels and dusts. Respirator includes replaceable cartridges containing the filters. Note: Facial hair may interfere with seal against face. Goggles may be used with this respirator, but it can be difficult to use them together, depending on the shape and size of your face.