What does breathing apparatus mean?
breathing apparatus
Plural: breathing apparatuses
Definition
A harness with an air cylinder and a valve, worn on the back, that supplies clean air through a mask so that a firefighter can breathe in smoke.
Example sentences
My breathing apparatus beeped halfway through the drill, so I had to head out.
My breathing apparatus beeped halfway through the drill, so I had to head out.
Is this breathing apparatus the one with the broken strap?
Could you hold the breathing apparatus while I get my arms through the straps?
Could you hold the breathing apparatus while I get my arms through the straps?