HFO vapours

Real Life Incident: Fatal Consequences of Delayed Action – Cadet’s Life Lost to Undetected Toxic Fumes at Sea

On a cargo vessel at sea, two crew members, a fitter and a cadet, were tasked with a welding job in a hold. As they gathered on deck near where the work was to be done, they both noticed a strong smell of heavy fuel oil (HFO) fumes from a nearby vent.