Your tanker is carrying a cargo of styrene．Which of the following is NOT a requirement for carriage of this cargo ________．A.P/V valves with galvanized parts must be replacedB.Authorization to carry styrene must be endorsed on the Certificate of Inspectio

You are on a multiple product tanker and carrying methyl acrylate，diethanolamine，and triethylamine. Which statement is TRUE?

A.Methyl acrylate may be loaded in a tank adjacent to diethanolamine but not triethylamine

B.The heating coils to the cargo tank loaded with methyl acrylate must be blanked off

C.Valve components made of aluminum，copper，or zinc may not be in contact with the cargoes

D.Each crew member working on deck must have an emergency escape breathing apparatus

Your tow contains a barge carrying carbon tetrachloride．What is NOT required ________．

A.Cargo warning signs on barge

B.Cargo information card on barge

C.Cargo information card in pilothouse

D.Certificated tankerman on towboat

You are carrying cargoes of crotonaldehyde，phosphoric acid，and morpholine on your multiple-product tanker. Which of the following statements is TRUE?

A.Each of the cargoes must be segregated from the other by at least two barriers

B.The minimum protective clothing required for taking samples of phosphoric acid is goggles or a face shield

C.Aluminum，copper，and zinc are prohibited in all valve parts in contact with these cargoes

D.The required warning sign must have the legend "cancer hazard" added to it

You are on a multiple-product chemical tanker with orders to load diethylamine．What is NOT a requirement for transporting this cargo ________．

A.You must have two toxic vapor detectors or the pumproom must meet special requirements

B.Each crew member must be provided with an emergency escape breathing apparatus

C.A person taking cargo samples must wear protective clothing

D.If you are also carrying allyl alcohol，the venting systems must be segregated

The system of valves and cargo lines in the bottom piping network of a tanker that connects one section of cargo tanks to another section is called a ______．

A.come-along

B.crossover

C.manifold

D.runaround

You are on a multiple-product tanker and scheduled to load a cargo classed as an aromatic amine．This cargo is incompatible with cargoes classed as ______．

A.organic anhydrides

B.ketones

C.phenols

D.esters

Sudden starts or stops of the boom is likely to cause all of the following except______．

A.breaking a cargo runner

B.parting guys topping lifts

C.carrying away a block

D.overheating the resistors and eventually burning out

You are carrying triethylamine，methyl methacrylate and isoprene in your multiple-product tanker. Which of the following statements is true?

A.Isoprene may be carried in a cargo tank adjacent to either of the other two cargoes

B.Methyl methacrylate may not be carried in a tank adjacent to a pump room

C.Methyl methacrylate must usually be heated to maintain its stability

D.Portable thermometers are not permitted to be used to take the cargo temperature of triethylamine

What is NOT a requirement of cargo piping installed in tank vessels carrying grade D or E cargo ONLY ________．

A.The cargo piping system shall be fixed

B.Flanged joints shall be used for pipe sizes exceeding 2 inches in diameter

C.Piping through bunker spaces may be run through a pipe tunnel

D.Connections at bulkheads must be made so that the plating does not form part of a flanged joint

Your tanker is loaded down to her marks，and you find that she has too much trim by the stern．To adjust the trim，you may ______．

A.Add ballast forward

B.Load more cargo forward

C.Shift bunkers forward

D.All of the above