Only Three Steps Necessary To Ensure A Clean NIOSH N95 Mask Three Easy Steps to Keeping Your NIOSH N95 Mask Clean The Centers for Disease Control and Prevention (CDC) recently released updated guidelines on the proper way to reuse N95 Respirator Masks. These masks are designed to protect against airborne toxins, and while they are typically thrown away once they have served their purpose, new research published in The Journal of Infectious Diseases suggests they can be reused up to three times if kept clean and dry. An authority on mask recycling has stated that some masks can be reused up to 10 times. By keeping a N95 mask clean, you can help stop the spread of respiratory illnesses like the flu and tuberculosis. Face shields that have earned the N95 standard from the National Institute for Occupational Safety and Health are certified to effectively block 95% of airborne toxins. When not properly cleaned, its effectiveness decreases. You can choose from three different methods t...