This classic disposable KN95 particulate respirator is designed to help provide comfortable, reliable worker respiratory protection against certain non-oil based particles. 3Mâ¢Particulate Respirator 8210, KN95 is a disposable particulate respirator that is designed to help provide reliable respiratory protection of at least 95percent filtration efficiency against certain non-oil based particles. This respirator is designed for use for particles such as those from grinding, sanding, sweeping, sawing, bagging, or other dusty operations. This respirator can also help reduce inhalation exposures to certain airborne biological particles (examples: mold, Bacillus anthracis, Mycobacterium tuberculosis), but can not eliminate the risk of contracting infection, illness, or disease. The respirator incorporates 3Mâs proprietary technology with advanced electrostatically charged microfiber filter media designed for ease of breathing. This respirator is compatible with a variety of protective eyewear and hearing protection. This particulate respirator is NIOSH (National Institute for Occupational Safety and Health) approved for environments containing certain non-oil based particles and provides at least 95 percent filter efficiency. Breathing hazardous particles can pose a risk to your health.NIOSH, a Federal government regulatory agency, has tested and approved the 3MParticulate Respirator 8210, which is designed to help reduce exposure to certain airborne particles.