😷 Respiratory Protection

Select, fit and use respirators correctly under OSHA 1910.134 — the hierarchy of controls, respirator types, Assigned Protection Factors, medical evaluation, fit testing, the user seal check, cartridge change-out and the written program. The course is organized into 7 modules, ending with a final exam (pass mark 80%). It is free awareness-level training designed for anyone who needs a practical, working understanding of the topic.

What you'll learn

• When is a respirator needed?
• Respirator types & APF
• Cartridges, filters & change-out
• Medical evaluation & fit testing
• User seal check — every time
• The written program & administrator
• Care, storage & maintenance

Learning objectives

• State when a respirator is required and why engineering and work-practice controls come first
• Identify the main air-purifying and atmosphere-supplying respirator types and their Assigned Protection Factor (APF)
• Calculate the Maximum Use Concentration (MUC) and select a respirator whose APF is high enough
• Explain the medical evaluation and fit-testing requirements of OSHA 1910.134
• Perform a positive and negative pressure user seal check before each use
• Identify cartridges/filters (NIOSH N/R/P series, colour codes) and apply a change-out schedule
• List the required elements of a written respiratory protection program