Which product is most likely to accumulate static electricity ________．
A. Crude oil
B. Hard asphalt
C. Lubricating oil
D. Residual fuel oil
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When planning the loading or discharging of a VLCC（100，000 DWT+）what is the most important
A. Draft and trim
B. Limits of the bending moments
C. Rate of discharging
D. Rate of loading
When taking soundings on a ship，coating the tape with chalk helps to ______．
A. Better identify the correct reading
B. Show the depth of any water in an oil tank
C. Make the tape roll easier
D. Reduce possibility of sparks
When loading a tanker，you should ______．
A. load only one tank at a time
B. keep the seamen on watch on standby in the mess room
C. keep a strain on the loading hoses
D. close valves by closing them down，reopening one or two turns，and re-closing
When referring to quantity of barite in a P-tank，ullage is the ______．
A. Distance of the barite surface above the tank bottom
B. Percentage of barite in the tank
C. Distance of the barite surface below the tank cover
D. Total weight of barite in UPC（ullages per centimeter）
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