You are wearing a self-contained breathing apparatus while fighting a fire in an enclosed space. If sudden strong resistance to breathing is experienced, your first action should be to __________.
A
tug twice on your lifeline and slow your breathing until help arrives
B
retreat immediately to outside air
C
take a deep breath and remove your apparatus for adjustment
D
give two or three strong exhalations to increase the flow through the apparatus
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Question 1 / 205eccef9ebacbc34ba4d464c7
Question 1 of 205eccef9ebacbc34ba4d464c7
You are wearing a self-contained breathing apparatus while fighting a fire in an enclosed space. If sudden strong resistance to breathing is experienced, your first action should be to __________.
You are wearing a self-contained breathing apparatus while fighting a fire in an enclosed space. If sudden strong resistance to breathing is experienced, your first action should be to __________.