When checking the oxygen content of the cargo tanks prior to loading cargoes requiring vapor recovery, the atmosphere must be sampled _________________________.
A
one meter from the tank bottom and one meter below the tank top
B
one half the ullage of the tank and one meter below the tank top
C
one half the ullage of the tank and one meter above the tank bottom
D
at three meter intervals from the tank top
E
İlgili Sorular
Deficient oxygen content inside a confined space can be detected with ______________________.Which type of shackle is used for most towing connections?BOTH INTERNATIONAL & INLAND The term "power-driven vessel" refers to any vessel __________.Your 199 GT tugboat is on a 675 mile coastwise voyage. What percentage of the deck crew must be Abl...The "rolling hitch" could be used to __________.