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Both sodium chloride and potassium salts are produced from the Dead Sea ponds. Salt-evaporation works are expanding throughout the world in response to increased manufacture of polyvinyl chloride (PVC) and other chemicals, for which salt is a principal feedstock.
Ponds can be designed to control flow rates by storing floodwater and releasing it slowly once the risk of flooding has passed (also known as a balancing pond). The stored water will change the water level, and ponds should be designed to function in both dry and wet weather.