The Fitting Videos Cover dust/mist and dust/fume/mist respirators. Usage, fitting and maintenance are covered.Describes the importance of a proper fit as well as the method for achieving a fit that helps provide optimum worker protection. Describes the importance of a proper fit as well as the method for achieving a fit that helps provide optimum worker protection. Hearing Videos cover Ear Plugs and Ear Muffs and the importance of using hearing protection.