The characteristic odor associated with swimming pools is commonly attributed to the presence of chloramines, chemical compounds formed when chlorine reacts with ammonia and organic matter, such as sweat, urine, and body oils introduced by swimmers. These chloramines, not the chlorine itself, are responsible for the distinctive and often irritating smell. The term, chlorine, as used in this context, functions as a noun, referring to the chemical element and its various compounds used for disinfection.
Effective pool sanitation is critical for public health, preventing the spread of waterborne illnesses. Historically, various methods were employed for disinfection, but chlorination has become a widely adopted and relatively effective method for maintaining water quality. The process is essential, but the resulting byproducts impact user experience, highlighting the ongoing need for optimizing disinfection techniques to minimize the formation of these odorous compounds.