CHEMCO Exit Exam • Set 3 Question 16 of 30
A gas venting system on a tanker that has gas lines in each tank connected to a common gas main running the full length of the ship is called:
✓
Direct Answer
Option B: A common-main system
A gas venting system where individual tank lines connect to a common main line running the length of the ship is termed a common-main system, facilitating efficient and centralized vapor management.
All Options
A
A gas-main system
B
A common-main system
(Correct Answer)
C
A vent-main system
D
An independent system
Detailed Explanation & Context
A gas venting system where individual tank lines connect to a common main line running the length of the ship is termed a common-main system, facilitating efficient and centralized vapor management.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Chemical Tanker Cargo Operations (CHEMCO).
Advertisement
Practice Full CHEMCO Set 3
Test yourself with 30 interactive questions, live timer, and instant score.