CHEMCO Exit Exam • Set 13 Question 21 of 30

The main function of a stripping system is to

✓

Direct Answer

Option D: discharge liquid left in the cargo tanks after the main pumps have discharged the bulk

A stripping system's primary function is to efficiently remove the remaining liquid cargo from tanks after the main cargo pumps have completed their bulk discharge. This minimizes cargo residues, optimizes tank cleaning, and is crucial for compliance with MARPOL Annex I and II regulations regarding cargo retention and discharge limits.

All Options

maintain the temperature of the cargo throughout the vessel

dispose of dangerous vapors within the cargo tanks

increase the loading rate of the shoreside pumps

discharge liquid left in the cargo tanks after the main pumps have discharged the bulk (Correct Answer)

Detailed Explanation & Context

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Chemical Tanker Cargo Operations (CHEMCO).

Practice Full CHEMCO Set 13

Test yourself with 30 interactive questions, live timer, and instant score.

Launch Practice Simulator →

Question Discussion & Notes

Have a doubt, memory trick, or exam update? Share your insights with fellow mariners.

Loading mariner discussions...

« Previous Question Next Question »

More Questions in CHEMCO Set 13

View All 30 →

Q1 Prior to entering a cargo pump room, you should ensure that Q2 The complete details of a crude oil washing system aboard your vessel, including the operating sequences and procedures, design characteristics, a description of the system, and required personnel will be found in the Q3 You are testing a tank that contained gasoline by using a combustible gas indicator. Under testing, the tank sample caused the needle to move rapidly to 100 on the dial then fall to zero. What is the concentration of flammable gas? Q4 Which of the following documents carried by a ship is not issued under the MARPOL convention? Q5 Which of the following conditions need NOT be satisfied while discharging oil or oil mixtures from ships into the sea? Q6 Which tanker discharge pattern would be the safest and most efficient? Q7 Ballast water exchange should be done: Q8 As per requirements of Marpol, Annex 1, all ships delivered on or after 1st Aug. 2010 with an aggregate oil fuel capacity 600 m3 and above, the oil fuel can be carried in Q9 The atmosphere in a tank is too rich when it is Q10 Reid vapor pressure is __________.