Chlorine is the chemical with the atomic number 17 that is often used to disinfect water. Chlorine is a highly effective disinfectant that is used to kill bacteria, viruses, and other harmful microorganisms in water. It works by breaking down the cell walls of these microorganisms, rendering them harmless.

Chlorine is commonly used in municipal water treatment plants to ensure that the water supply is safe to drink. It is also used in swimming pools and hot tubs to keep the water free of harmful bacteria. In addition to its disinfectant properties, chlorine also helps to remove unpleasant odors and tastes from water.

While chlorine is an effective disinfectant, it is important to use it properly to avoid potential health risks. Overexposure to chlorine can cause irritation to the skin, eyes, and respiratory system. It is important to follow the recommended guidelines for chlorine levels in water to ensure that it is safe for consumption.

If you would like to learn more about the use of chlorine in water disinfection, you can visit the website of the Centers for Disease Control and Prevention. They have a wealth of information on water disinfection methods, including the use of chlorine.

Overall, chlorine is a powerful disinfectant that is widely used to ensure the safety of our water supply. By understanding how chlorine works and how to use it properly, we can continue to enjoy clean and safe drinking water.

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