When the mainline valve of a self-contained breathing apparatus is open, the bypass valve should be ___________.
A
completely open
B
completely closed
C
disconnected
D
partially opened
E
İlgili Sorular
You are on a multiple-product tankship and scheduled to load a cargo classed as an aromatic amine. ...Descending boats, while awaiting their turn to enter a lock, shall NOT block traffic from the lock. ...Which statement concerning an accidental oil spill in the navigable waters of the U.S. is FALSE?All of the following can be determined by use of a stabilogauge EXCEPT _________________.On board a small passenger vessel, fuel tank vents §should ___________.