crude oil spill; oil spill
Refers to the accidental release of crude oil into the environment, especially in marine contexts.
タンカーの事故で大規模な原油流出が発生した。
A large-scale crude oil spill occurred due to a tanker accident.
原油流出による環境汚染が深刻化している。
Environmental pollution from the oil spill is worsening.
A more general term for any oil spill, not necessarily crude oil.
Refers specifically to a heavy oil spill, often from ships.
Compound of 原油 (crude oil) and 流出 (outflow, spill).