| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | calcium hypochlorite | United States | Calcium hypochlorite is commonly used as a swimming pool disinfectant and water treatment chemical in the United States. | 5 |
| 2 | calcium hypochlorite | Southeast Asian countries | Calcium hypochlorite is commonly used for household bleach and water purification in India and Southeast Asian countries. | 1 |
| 3 | calcium hypochlorite | water purification industry | Calcium hypochlorite is used in water treatment for disinfecting swimming pools and drinking water. | 1 |