| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | oil rig | Nigeria | Seen as a site of environmental concern and social disruption | 1 |
| 2 | oil rig safety | Nigeria | Safety measures on oil rigs may be less strictly enforced due to different standards and economic considerations. | 1 |
| 3 | oil rig working conditions | Nigeria | Harsh working conditions with less emphasis on safety regulations | 1 |