| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | electrolysis | Western countries | Electrolysis is commonly used for hair removal and is available in many beauty salons. | 1 |
| 2 | gaseous oxygen | Western countries | Gaseous oxygen is commonly used in medical settings for respiratory support and in industrial applications like welding. | 1 |
| 3 | oxygen | Western countries | Oxygen is essential for human life and is a key component of the air we breathe. | 1 |
| 4 | oxygen | Western countries | Essential for human survival and is readily available in the air | 1 |