| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | decalcification | Western countries | In Western countries, decalcification is a common concern due to mineral buildup in pipes and appliances from hard water. | 4 |
| 2 | decalcification | Tropical countries | Decalcification is less common in tropical countries due to naturally soft water and fewer mineral deposits. | 3 |