A.12 months since last dry-docking B.18 months since last dry-docking C.24 months since last dry-docking D.36 months since last dry-docking
A.be jettisoned B.be dropped C.be dived D.be abandoned
A.in B.of C.on D.with
A.no spark or flame is required to ignite gas or vapor B.a fuel begins to give off explosive vapors C.a fuel if ignited will continue to burn D.a 1% mixture of the fuel with air will explode
A.be mechanically operated B.be temperature controlled C.be mechanically ventilated D.not allow to run its refrigeration or heating equipment
A.inherent characteristics B.weight C.destination D.danger to humans
A.corrosive B.flammable gas C.flammable liquid D.nonflammable gas
A.a boom B.suction equipment C.chemical agents D.skimmers
A.flammable liquid B.nonflammable liquid C.inflammable liquid D.disflammable liquid
A.oxygen B.nitrogen C.compressed air D.nitrogen and oxygen