Acidic solutions are formed in cargo tanks of tankers
Direct Answer
Option C: when sulphur compounds in oil cargoes react with water
When sulfur compounds inherent in crude oil react with moisture or water introduced into the cargo tanks, they form acidic solutions (like sulfuric acid), which significantly increase the rate of corrosion of the tank structure.
All Options
Detailed Explanation & Context
When sulfur compounds inherent in crude oil react with moisture or water introduced into the cargo tanks, they form acidic solutions (like sulfuric acid), which significantly increase the rate of corrosion of the tank structure.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Oil Tanker Cargo Operations (TASCO).
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