How to Operate a Breathing Apparatus - Components

[@mayamariebailey]

I’m a British firefighter and this is bang on

[@mohamedilyas96]

Thank you for simple explanation

[@DiamondProtection95]

Well done John on this video - very educational.

[@saifamilychanneledits7822]

Hi

[@rattanakork1950]

why no sound?

[@saifamilychanneledits7822]

Hi