| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | chemical hygiene plan | Germany | Highly structured and standardized, often based on national safety standards | 1 |
| 2 | hand sanitizer | Germany | Commonly used and easily accessible, especially during flu season or in public places. | 1 |
| 3 | wastewater treatment | Germany | Government-regulated and widely implemented | 1 |