土壌汚染

1. Origins, structure, and basic meaning

• Structure: 土壌汚染, read どじょうおせん, means contamination of soil by harmful substances or similar pollutants.
• Basic usage: It is used to discuss an investigation at a former factory site or changes in chemical storage intended to prevent contamination.
  • 工場跡地で土壌汚染が見つかり、詳しい調査が始まった。

2. Common pitfalls and similar expressions

• What is dirty or contaminated
  • 汚れ can describe dirt on shoes, while 土壌汚染 refers to contamination of the soil itself.