Chlorine in the pool: why do you use it? Is there really the risk of intoxication?

Following the recent episode of (presumed) chlorine poisoning in one pool In Rome, which involved some children, on which the investigations of the authorities are still underway, it may be useful to know the information better about the use of chlorine in swimming poolsits benefits and potential risks. Here is a series of questions and answers to deepen the topic.

Why do you use chlorine in swimming pools?

The chlorine is used for disinfect thewaterfall of swimming pools, eliminating bacteria, virus and others microorganisms harmful. This treatment prevents the proliferation of algae And it keeps the water clear and safe for swimmers.

In which forms is chlorine in the pool?

Chlorine for swimming pools is mainly available in these forms:

• Sodium hypochlorite (liquid chlorine): mainly used in public swimming pools, with an active chlorine content of 10-15%.

• Calcium hypochlorite (granular or powder): with an active chlorine content of 65-70%, often used for shock treatments.

• Diclorisocyan or sodium (dicloro): available in dust or granular, it dissolves quickly and is useful for quick treatments.

• Tricloroisocyan or tricloro): available in pads, dissolves slowly and guarantees continuous chlorination.

What are the risks associated with excessive exposure to chlorine?

A high concentration of chlorine can cause irritation to eyesat the skin and to the streets respiratory. In addition, it can cause respiratory problems, such as cough and asthmatic crises. In the presence of organic substances (such as sweat and urine), chlorine reacts forming chloraminirritating substances responsible for the pungent smell and further irritation. In extreme cases, very high and prolonged exhibitions could cause neurological symptoms such as headache, dizziness, confusion or, in the most serious cases, loss of consciousnessbut usually these latter risks concern more those who work in particular industrial environments than public swimming pools.

How do you notice an excessive presence of chlorine in the pool?

Signs that indicate a possible excessive presence of chlorine are:

• Odor pungent and strong of chemicals (often due to chloramin).

• Burning or irritation to the eyes, skin or respiratory tract during or after staying in water.

• Changes In the color or in the appearance of the water, which can report a chemical imbalance.

However, special kits are on the market for monitor the levels of chlorine regularly (and easily) and the acidity of the water.

Why are children more vulnerable?

Children are particularly susceptible not only because they tend to remain in the water longer (therefore increasing the exposure time In the event that one was dissolved in the water Exciting quantity of chlorine).

They also have thinner skin than adults, a condition that favors theabsorption of chemicals.

How to prevent accidents from chlorine in the pool?

To ensure greater safety in the pool, it is therefore essential monitor regularly the levels of chlorine and water pH, entrusting maintenance to qualified personnel, ensure good ventilation, especially in covered pools and educating users to take a shower before entering the water to reduce the formation of chlorammins.

What to do in case of suspected excessive exposure to chlorine?

In case of suspected excessive exposure to chlorine:

• Exit from the water.

• Wash abundantly With clean water and neutral soap.

• Rinse carefully The eyes With running water for at least 15 minutes if irritated.

• Go to a well -ventilated environment or outdoors in the presence of respiratory symptoms.

• Turn promptly to a doctor or go to the emergency room if serious symptoms such as breathing difficulties, nausea or dizziness persist.