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List the four main components of an SCBA?
What is the most important aspect of the face piece?
Having positive pressure in the face piece prevents what?
Face piece harness straps should be tightened by pulling them out from the face.
What is the vapour density of Hydrogen Sulfide?
Is Carbon Monoxide:
“Flashpoint” is the ____ temperature at which a sufficient amount of fuel vapour is given off to create a mixture in air, which could ignite
If Methane has a flammable range between 5% – 15%, the UFL is:
Propane has a vapour density of 1.5, this means that:
When should you complete a pre-use inspection if the apparatus will be used for emergencies purposes?
If during your pre-use inspection you find any deficiencies, you should:
What test do you perform to ensure you have a proper seal?
There are no limitations to the user while using SCBA:
What is one of the most important things to remember when using breathing apparatus?
You should change or refill the cylinder when it is below 80% air remaining:
What will an SCBA protect the user from:
Does legislation require any special requirements regarding SCBA?
Before using SCBA the user should be trained in its use:
Factors that affect airtime include all the following except:
Tools are required to change an air cylinder.
SCBA should be thoroughly inspected and cleaned after every use?
Two types of self-contained breathing apparatuses are?