For years Shell has engaged in practices that have been damaging to the environment and people -- for example pipelines were not adequately maintained, and waste products were released into the environment.〔【出典】アムネスティ発表国際ニュース(2009年7月20日) 〕
事故の大半は整備不良や操縦ミス、風の影響が原因で起こった。
Most of the accidents happened because of poor maintenance, poor maneuvering, or wind effect.〔【出典】Catch a Wave, 2006年6月23日号◆【出版社】株式会社浜島書店 〕