OCTCO/OCTF Exit Exam • Set 5 Question 21 of 30
The important series of hydrocarbons found in almost every petroleum mixture from any part of the world is?
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Direct Answer
Option B: Aromatic
Aromatic hydrocarbons (such as benzene, toluene, and xylene) are an important cyclic series of hydrocarbons present in almost all natural petroleum mixtures.
All Options
A
Paraffin
B
Aromatic
(Correct Answer)
C
Asphaltene
D
Napthine
Detailed Explanation & Context
Aromatic hydrocarbons (such as benzene, toluene, and xylene) are an important cyclic series of hydrocarbons present in almost all natural petroleum mixtures.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Oil and Chemical Tanker Cargo Operations (OCTCO/OCTF).
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