08 April 2014

Do not confuse the pool with the toilet!

Scientists have found out why you can't urinate in the pool

ABC Magazine based on Purdue University materials: Swimming pool urine combines with chlorine to pose health risks

Before visiting the pool, you need to take a shower. With physiological urges, it is unacceptable to urinate in the pool. Posters with such simple recommendations are placed in all sports and recreational water facilities. However, these rules are often ignored by both young children and quite adult people. The “Swimming Hygiene” survey conducted in 2009 by the Centers for Disease Control and Prevention (Centers for Disease Control and Prevention) showed that one in five Americans admit to urinating in the pool, and 78% are convinced that other people do so. A third of the respondents ignore the shower in front of the pool, and 73% have seen another person do this.

Of course, this practice has nothing to do with proper hygiene standards. The incidence associated with dirty water in the pool is growing. The most typical manifestation of such diseases is diarrhea. Most often it occurs due to infection with E.coli coli and bacteria of the genus Cryptosporidium. However, diarrhea is far from the limit of possible harm to health. A group of researchers led by Jing Li from the Department of Applied Chemistry of the Chinese Agrarian University in Beijing (Department of Applied Chemistry, China Agricultural University, Beijing) found that when sweat and urine come into contact with reagents used to disinfect swimming pools, dangerous toxic substances are formed (Lushi Lian et al., Volatile Disinfection Byproducts Resulting from Chlorination of Uric Acid: Implications for Swimming Pools).

First of all, uric acid undergoes harmful transformations. After its interaction with chlorine, it forms chlorocyanate ClCN and nitrogen chloride NCl 3. This was established in samples of real pool water. Chlorocyanin is highly toxic. Inhalation of this substance harms the cardiovascular, nervous and respiratory systems, and can potentially be fatal. Nitrogen chloride can cause serious lung damage. The presence of these substances in the pool has not been seriously evaluated before, but even small amounts of them can lead to poisoning. It should be noted that mainly uric acid in swimming pools appears due to the unfair attitude of bathers to hygiene issues.

Even professional swimmers ignore these rules. Although it is they who need to think about what is happening first of all – they spend too much time in contact with water. The Centers for Disease Control and Prevention remind you of simple rules that allow you to maintain health in the pool for yourself and others: do not swim with diarrhea, wash with soap before and after the pool, take a hygienic break from bathing every hour and wash your hands after the toilet or changing a diaper for a child.

Portal "Eternal youth" http://vechnayamolodost.ru08.04.2014

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