| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | fish tanks | Netherlands | Emphasize on large, well-maintained aquariums with a focus on breeding and showcasing rare fish species | 1 |
| 2 | gas tank | Netherlands | Typically smaller due to higher population density and shorter travel distances | 1 |
| 3 | oxygen tanks | Netherlands | Notable in the context of deep-sea diving and underwater exploration | 1 |