How to reduce Hydrogen Sulphide Hazard in Residual Fuel Oils?
Direct Answer
Option A: Ventilation to lower the concentration of vapor in the ullage space and in specific areas where vapors may accumulate should be carried out as soon as practicable.
H2S hazards in residual fuel tanks are mitigated by ventilating ullage spaces to disperse accumulated toxic vapours as soon as practicable prior to sampling, gauging, or tank work.
All Options
Detailed Explanation & Context
H2S hazards in residual fuel tanks are mitigated by ventilating ullage spaces to disperse accumulated toxic vapours as soon as practicable prior to sampling, gauging, or tank work.
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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