| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | potassium chloride | Western countries | Potassium chloride is commonly used as a salt substitute for those on a low-sodium diet. | 1 |
| 2 | potassium ion | western countries | Potassium ion is an essential electrolyte for proper nerve and muscle function in the human body. | 1 |
| 3 | potassium nitrate | western countries | Used in agriculture as a high-nitrogen fertilizer | 1 |
| 4 | potassium nitrite | Western countries | Potassium nitrite is commonly used as a food preservative and color fixative in processed meats. | 1 |
| 5 | potassium nitrite | Western countries | Potassium nitrite is primarily used in food preservation and is regulated by health authorities due to its potential health risks. | 1 |