Quantitative Respirator Fit Testing (QNFT)
Respirators safeguard wearers from inhaling harmful chemicals and other airborne contaminants. However, simply covering your nose and mouth with a mask is not enough. Hazardous particulates travel through even the smallest gaps, making their way into your lungs and other areas of your respiratory system. Quantitative fit testing (QNFT) can prevent this, though, ensuring an …