| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | valve | industrialized countries | Commonly used in industrial processes and machinery to control the flow of liquids or gases | 1 |
| 2 | valve | industrialized countries | Valves are commonly used in industrial equipment to control the flow of fluids or gases. | 1 |
| 3 | valve | industrialized countries | Valves are commonly used in industrial processes, plumbing, and mechanical systems for controlling the flow of liquids or gases. | 1 |