I have posted a bunch of videos over the past couple of months

This is a link to the FULL COURSE

The Basics of GAS FLOW

End Tidal Control

CO2 Removal From Circle Systems (Soda Lime)

Scavenging and Disposal of Anesthetic Gases and Vapors

Measuring Airway Gases (CO2, N2O, Volatile Agents, O2)

Measuring Airway Gas – Flow and Pressure