| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | calcium carbide | Western countries | Calcium carbide is primarily used for producing acetylene for welding and cutting metals. | 1 |
| 2 | calcium carbide | Western countries | Used for producing acetylene gas for welding and cutting in industrial settings | 1 |
| 3 | calcium carbide | Western countries | Calcium carbide is commonly used for welding and as a source of acetylene gas for lighting in some Western countries. | 1 |