According to 33 CFR Part 155, a 1500 gross ton freight vessel, with a keel laid in 1969, must have a fuel oil discharge containment for the fuel tank vents. This containment must consist of __________.
According to 33 CFR Part 155, a 1500 gross ton freight vessel, with a keel laid in 1969, must have a fuel oil discharge containment for the fuel tank vents. This containment must consist of __________.