Before using an H cylinder of oxygen, a respiratory
therapist opens it, and gas at high pressure comes out of the cylinder outlet.
Which of the following statements is true?
a. This was an accident and should not be repeated.
b. Allowing gas to escape from the cylinder lets the
therapist smell the gas to ensure that it is oxygen.
c. This action clears debris from the connector.
d. This action should be performed after a regulator is
attached to the cylinder outlet.
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