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Deck: Safety

Question 899 of 3,245

When the bypass valve of a self-contained breathing device is opened, the air flows __________.

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More Safety questions

#897 After putting on a self-contained breathing apparatus, you open the air supply and hear a continuous ringing of a bell....
#898 When the bypass valve of a self-contained breathing apparatus is opened, the mainline valve should be __________.
#900 When the mainline valve of a self-contained breathing apparatus is open, the bypass valve should be __________.
#901 The bypass valve on a self-contained breathing device should be opened if __________.
#902 The rated operating time of a self-contained breathing device may be reduced in actual use because of __________.