This video provides comprehensive step-by-step guidelines to administer qualitative respirator fit testing using sweet or bitter agents.  Procedures include threshold screening and administration of the stronger fit test solution in accordance with OSHA's Respiratory Protection Standard 1910.134.  In addition to fit testing, guidelines for respirator donning, doffing (removal) and user seal check procedures are covered.  QualFit Software is featured to help the viewer understand each step of the fit testing process.