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Having positive pressure in the face piece prevents what?
What is the required level of oxygen permitted in the air in Alberta workplaces for human occupancy?
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?
Choose the correct answer that correctly completes the following statement:
“The term self-contained means”
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:
Having positive pressure in the face piece prevents what?
The CSA Standard requires that workers who use respirators be free from any physiological or psychological condition that may prevent them from using a respirator (the worker must not have a medical condition that, when combined with respirator use, could endanger his or her health and safety at the worksite).
If a worker required to use a self-contained breathing apparatus (SCBA) cannot get a good facial seal for any reason the worker must not use the apparatus and report this situation to the employer so that it can be corrected.
Factors that affect airtime include all the following except:
Tools are required to change an air cylinder.
Following the hazard assessment a code of practice must be prepared governing the selection, maintenance and use of respiratory protective equipment.
Two types of self-contained breathing apparatuses are?
What is the most important aspect of the face piece?
You should change or refill the cylinder when it is below 80% air remaining:
Before using SCBA the user should be trained in its use:
Regulations have special requirements regarding SCBA?
Breathing apparatus should be thoroughly inspected and cleaned after every use?
What will an SCBA protect the user from: