Changing our fit-test methods requires an MOC
For decades, businesses have used the TSI Porta-Count QNFT method to fit test tight-fitting respirators. Today, new variations of this NIOSH-approved method (e.g., Condensation Nuclei Counter(CNC) are faster, and we have seen many organizations adopt these new methods. However, changing our Fit-Testing method may require an MOC. I say “may” as not all PSM processes…...